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Old War Office, London

Old War Office, London

EFFISUS

The 760,000 sq ft development will bring the Old War Office back into use, creating a world class 5-star hotel and 85 apartments. Works will include developing a six storey basement and constructing a three storey roof extension. The venue has been designed by UK-based EPR Architects, with the hotel interiors designed by New York-based designer Thierry Despont, and the residences by 1508 London. A1 Fire Rated Breather and Vapour FR Membranes were used to protect the insulation and building interior, maximizing its energy efficiency and value.
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Britmet Lightweight Roofing: Slate 2000 Social Housing Roof Renovation Case Study

Britmet Lightweight Roofing: Slate 2000 Social Housing Roof Renovation Case Study

Britmet Lightweight Roofing

This case study highlights the successful implementation of Britmet’s Slate 2000 product in a housing association project. The project, carried out by Saltash Construction, encompassed a total area of 290 square meters and aimed to improve the infrastructure of the existing leaking roof. This case study examines the benefits, challenges, and outcomes of utilising Slate 2000. The housing association sector plays a vital role in providing affordable and secure housing to individuals and families. To support their mission, housing associations often undertake infrastructure improvement projects to enhance the living conditions of their residents. This case study focuses on a project to revamp a housing association's infrastructure using the lightweight metal roofing panel, Slate 2000.The Slate 2000 is a durable and aesthetically pleasing lightweight roofing material with long-term performance and weather resistance. Its stylish design and robust properties make it an ideal choice for enhancing the visual appeal and durability of residential buildings. The project involved upgrading the roofing system of a housing association's properties spanning a total area of 290 square meters. Saltash Construction, a reputable main contractor, was tasked with implementing the project. Benefits and Challenges Slate 2000's robust composition ensured long-lasting performance, reducing the need for frequent maintenance and repairs. The product's Titanium Grey colour provided a modern and visually appealing finish to the housing association's properties, significantly improving their appeal for residents and building owners. The roofing material demonstrated excellent resistance to harsh weather conditions, including heavy rain, strong winds, and extreme temperatures, thus ensuring the longevity of the roofs. The installation of the Slate 2000 required skilled labour and meticulous attention to detail due to its specific design and interlocking mechanism whilst coordinating the installation across multiple housing association properties within a specified timeframeProject Outcomes The application of Slate 2000 transformed the appearance of the housing association's existing roof, making it more visually appealing and modern. The durable properties of the Slate 2000 lightweight roofing panels significantly increased the lifespan of the roof, reducing the need for frequent maintenance and repair costs. This also improved the long-term value of the housing association, offering improved durability, weather resistance, and a refreshed aesthetic, which contributed to the overall satisfaction of the residents. Conclusion The utilization of Slate 2000 in the housing association project executed by Saltash Construction proved to be a successful choice. The product's aesthetic appeal, durability, and weather-resistance qualities enhanced the project's overall value, ultimately benefiting the housing association and its residents. This case study demonstrates the positive impact of choosing high-quality construction materials and the importance of skilled execution in infrastructure improvement projects.
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11 Freebournes Road

11 Freebournes Road

Bauder Ltd

11 Freebournes RoadBauder reinforced bituminous waterproofing system with BauderSOLAR FSynopsisA large derelict warehouse located in Witham has undergone major renovation to transform it into a storage centre for Essex County Council that will assist its services and benefit the local community. The refurbishment works were designed and project managed by Lambert Smith Hampton on behalf of the client, who wanted the building to act as a benchmark for sustainability with the roof playing an integral part in achieving this through the addition of solar panels.Bauder Building BoardProject Name:11 Freebournes RoadLocation:Witham, EssexRoof Size:5,200m²Client:Essex County CouncilProject Manager:Lambert Smith HamptonApproved Contractor:Acclaim ContractsPV Installer:CJ SolarEnvironmental focus:Solar PVThe specificationWorking closely with the client, Bauder performed a comprehensive roof evaluation survey to identify the full extent of water ingress being experienced and to confirm the suitability of adding solar. The bespoke survey report highlighted that the roof needed to be stripped back to its original deck, before being waterproofed with over 5,200m2 of Bauder’s reinforced bitumen system by Acclaim Contracts. 588 solar PV modules were then fitted onto the roof by electrical installer CJ Solar, enabling the client to generate at least 134.70 Megawatt Hours of solar power each year. Products appliedBauderSOLAR FIntegrated photovoltaic system, where the modules and the substructure are combined to form a single unit, which is secured to the roof without any penetration of the waterproofing or roof deck. System installedReinforced Bitumen Membrane System1 Reinforced bitumen membraneTorch applied, elastomeric bitumen capping sheet2 BauderPIR M 60Rigid urethane foam insulation faced on both sides with aluminium foil.3 BauderPIR FA-TETorch applied air and vapour control layerAdvocacyJulian Sanchez, Commissioning Delivery Manager for Essex County Council: “We actively look for opportunities to implement renewable energy and knew that this storage facility lent itself well to PV retrofit. Our system selection process involved the due diligence you would expect from a local authority and we decided to go with Bauder because of its comprehensive system portfolio that meant we could have a single source supply and all-inclusive guarantee; giving us complete confidence in the roof’s performance.”
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Damp Remedial Solutions

Damp Remedial Solutions

Delta Membrane Systems Ltd

Chepstow is a beautiful town and community in Monmouthshire, Wales. Located on the tidal River Wye, roughly 2 miles before the confluence of the River Severn. Steeped in history, Chepstow’s Great Tower keep was commissioned by William the Conqueror following the Battle of Hastings.With high ceilings and spaces which feel luxurious there is simply something that draws us towards the vast expanse of space and the warmth offered by listing buildings such as converted barns and farmhouses, often because of their idyllic rural locations.Delta Registered Installers, Tywi Damp Proofing were commissioned with the sympathetic conversion of an old farmhouse located in Chepstow. The project scope was to convert 1 listed farmhouse into 5 separate dwellings.Original features, such as 5ft thick walls were embraced in this conversion project.During initial inspections, penetrating damp was found. Penetrating damp is often referred to as lateral damp, which is the development of moisture through walls, roofs or any ground area of a structure. If left untreated this penetrating damp will cause problems for the structure envelope and can lead to significant damage to the fabric. Penetrating damp can be caused by a combination of problems such as the structure’s age, construction and exposed location.
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Corfe Hills School, 3 system waterproofing scheme

Corfe Hills School, 3 system waterproofing scheme

Garland UK

Established in 1976, Corfe Hills School in Dorset welcomes over 800 secondary and sixth form students through their gates each year. Since achieving Academy status in 2011, Corfe Hills have been looking ahead, keen to develop a schedule of works for building improvements that support the school’s growth and ultimately safeguard the building’s future.Over time, the existing roofs across the site had experienced continuous water ingress issues that needed to be addressed. Multiple roof penetrations from the roof lights were leaking water; the existing waterproofing system and the overlaid bituminous membrane were failing in places resulting in splits and blistering, and the metal roof had rusted beyond repair. With rain seeping directly into the classrooms below, action had to be taken to ensure the site was remedied to a safe and comfortable learning environment for students and staff.Garland Technical Manager, Paul Boole, was instructed by building surveying firm Kendall Kingscott to support Corfe Hills approaching CIF bid for the critical roof refurbishment works. An essential part of the brief was to ensure that the buildings were not only fully waterproofed but to upgrade the overall thermal efficiency, alongside securing a robust 20-year guarantee.In support of the CIF bid, Paul carried out a thorough investigation of the school’s roof assets for Kendall Kingscott, producing core sampling data, detailed condition surveys and U-Value calculations to outline a clear specification for the works required. 
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Luxury Basement Extension, South London

Luxury Basement Extension, South London

Newton Waterproofing Systems

Considering the large size of the basement area and its proximity to the River Thames, Newton Specialist Contractor Stonehouse were called in to provide a complete waterproofing system for the structure.At this private property in South London, the plan was to build a new basement extending below the entire footprint of the house and into the rear garden, incorporating a swimming pool, recreational spaces and wine cellar.However, considering the close proximity to the River Thames and the high water table, Newton Specialist Contractor Stonehouse were called in to provide a complete waterproofing system for the entire structure.Considering the size of the basement area, the high water table, the geographical location close to the River Thames, and the fact that the structure was created using underpinning, the risk of water penetration in this basement was extremely high. Stonehouse recommended the most failsafe solution, the Newton CDM System.Firstly, they installed Newton 508 membrane to all internal walls and the floor, using Newton's ancillary products to fix the membrane securely and seal the system. Drainage channels were also created using Newton Basedrain, feeding into a sump chamber containing two NP750 pumps, a higher capacity model capable of dealing with large volumes of water.Finally, where the basement extended beyond the house's footprint, a liquid waterproofing membrane was used on the new external roof.Stonehouse is one of Newton's oldest and most experienced specialist contractors, and they showed their expertise here by delivering a dry, safe basement for the client that could then be transformed into a beautiful new part of their home. Furthermore, the installation was backed by Stonehouse's 10-year guarantee, for complete peace of mind.
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Combining a Range of IKO Roofing Waterproofing Systems to Refurbish a School Roof

Combining a Range of IKO Roofing Waterproofing Systems to Refurbish a School Roof

Iko Ireland

The existing waterproofing had failed due to a previous poor installation, the result of which saturated the insulation below the exterior roofing. New high performance solutions were specified that included a range of IKO roofing waterproofing systems to protect both the flat and pitched roofing areas of the building. IKOslate, a robust and durable tile was specified for the pitched roof due to vandalism and the fragility of the current system, whereas a tapered scheme was required for the flat roofing - IKO Ultra Prevent alongside a cold applied liquid solution (IKO Polimar) for the more intricate details.
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Structural Waterproofing and gas proofing using membranes (twin solutions)

Structural Waterproofing and gas proofing using membranes (twin solutions)

Delta Membrane Systems Ltd

The design concept of this project focuses on the demolition of an existing building and replacing it with a new build mixed use development of 6 storeys (plus basement) 9 self-contained units on floors 1-5 and 377sq m of commercial space on the basement and ground floors. During the Phase 1 Primary Risk Assessment, borehole and trial pits revealed Dibenzo (a,h)anthracene, CO², TPH and Asbestos contamination. The proposed remedial strategy to be adopted at the site was one of managing the pathway between the source of contamination and the critical receptors on-site.
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Bitumen Case Study: Whitburn Partnership Centre

Bitumen Case Study: Whitburn Partnership Centre

Bauder Ltd

Whitburn Partnership Centre was designed by Project Architects, Matthew Fair, Neil Forrester and Jamie Bateman at Smith Scott Mullan Associates for West Lothian Council. The design of the contemporary £4M building restores the historic Whitburn Burgh Hall original façade as it is one of the towns most renowned buildings and incorporates a new-build two-storey extension.Located in the centre of Whitburn, this building is a community hub that embraces the West Lothian Council’s model of bringing together services that benefit local communities whilst delivering financial efficiencies through the decrease of council buildings. This building facilitates a library, community halls, museum and customer information service office, making it an important community resource. Project:Whitburn Partnership CentreProject type:New buildLocation:West Lothian, Scotland,Waterproofing:Bauder Total Roof System (BTRS)Roof size: 525m2Energy generated from PV array: 10.35kWp Specifier: Smith Scott Mullan AssociatesMain Contractor: Maxi ConstructionApproved contractor: ProCladd (Scotland) LimitedSolar PV installer: Intelligent Electrical SolutionsThe specificationTo support the West Lothian Council's sustainability objectives of achieving high energy efficiency, it was our responsibility to specify a waterproofing system and provide a solution for natural energy generation. The bituminous Bauder Total Roof System (BTRS) was chosen for this project as it features membranes that can withstand impact and tearing, as well as thermal insulation that met the required U-value of 0.15 W/m²K. This waterproofing system is verified by the BBA and offers a service life in excess of 35 years.The BauderSOLAR system was also specified, as it incorporates photovoltaic arrays for natural energy generation. The photovoltaic mounting system is attached to the roof without penetration of waterproofing or the deck, safeguarding the integrity of the waterproofing to fulfil its full-service life.Project challengesThe Architect’s design incorporated unusually high parapet upstands, which posed a challenge for installers. Area technical manager for Bauder, Christopher Langton, attended design meetings with the Architects and Main Contractor to discuss the best solution for installation. A mutual agreement was made for the underlayer to be mechanically fixed to prevent any slippage of the capping sheet membrane. Due to the height of the upstand, non-combustible insulation BauderROCK was incorporated into the design at these details.The installation of BauderSOLAR F uses prefabricated bituminous BauderK5K membrane sleeves to slip over the mounting plates and welded into position, anchoring the plates to the surface of the Bauder waterproofing system. Approved BauderSOLAR installers, Intelligent Electrical Solutions, installed the BauderSOLAR system, collaborating with ProCladd, approved contractor for the waterproofing installation, and other trades during the roof installation.There is a junction where the flat roof meets the original slate roof of the adjacent building, this detail fell under the torch free zone that hot air welding techniques are used to install the membranes within these areas.The resultInstallation of the Bauder waterproofing system may only be carried out by trained and certified operatives approved by Bauder. A project pre-start meeting was held by Bauder site technician, Duncan Hastings, and area technical manager, Christopher Langton inviting the Site Manager from Procladd and their Bauder badged operatives. During this meeting, they discussed the installation of the project, and identified the areas that required torch-free and torch-safe detailing. They also discussed how the project was going to be delivered in co-ordination with other trades working on the site at the same time, for example cladding and lead that was installed atop the waterproofing upstand details.Weekly site-inspections were carried out by Bauder site technician, Duncan Hastings during the project. Visiting the site frequently meant that Duncan could provide consistent support to the installers and answer any questions they may have had directly. It also meant that the quality of the roof installation was being monitored regularly to ensure it would be to a high standard, achieving the comprehensive guarantee.The approach taken to deliver this project on time and to budget was through meticulous planning and working to tight time frames. The organisation of the delivery of Bauder products to site had to be in line with the schedule to ensure that the site was ready to receive a delivery. With the project located in the busy centre of Whitburn next to a cross junction with traffic lights. This meant that timed delivery of products to site was required in addition to prebooked off-loading by pump truck and tail lift or by telehandler.Health, safety and environment was managed during the planning, design and installation of this project by advising that all installers follow the advice shown in the “Responsible Specification Checklist” produced by the National Federation of Roofing Contractors.In accordance with the Workplace (Health, Safety and Welfare) Regulations 1992, roof edge protection in the form of scaffolding was installed during installation. The project’s perimeters were surrounded by Heras fencing to isolate the construction site from the public. All scaffolds that were on the elevation next to the public had toe boarding and safety mesh where required.As standard, there was a one-hour Firewatch after the Bauder membranes have been installed using a gas torch. This was carried out by Procladd operatives each day when they were working on the project to ensure the welfare of the workforce, and the safety of other trades and that of the building. The 19kg gas cylinders were used on this project as they are easily transportable on the roof area. At the end of each working day, the cylinders were stored in a locked and designated gas storage unit on site.System installedBauder Total Roof System (BTRS)1 BauderK5KElastomeric bitumen torch-on capping sheet in charcoal grey. This product features a spunbond polyester reinforcement to allow the finished product to cope with structural movement without fracture, and a mineral finish to provide protection against UV degradation.2 BauderTEC KSA DUOA self-adhesive, elastomer bitumen underlayer. This product features distinctive technology for lap sealing.3 BauderPIR FA-TE flatboard insulationA rigid polyurethane foam board faced on both sides with aluminium foil.4 BauderTHERM DS 1 DUOA self-adhesive, elastomer bitumen air & vapour control layer.
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Green roof community engagement project featuring moving the green roof

Green roof community engagement project featuring moving the green roof

Wallbarn Ltd

This community engagement project for YMCA in Milton Keynes featured Wallbarn M-Tray on a roof space which acted as a leisure and social area for the students and residents of the YMCA campus in Milton Keynes. It also featured in the training and development of young people with learning difficulties and with challenging upbringings to learn about construction and green roofing, being able to gain NVQ qualification and further certification for installing green roofs.The green roof will be moved in its entirety to a new premises in early 2022 where the benefits of the M-Tray system are fully demonstrated. Rather than have to dig up tonnes of loose aggregate, established sedum and wildflower planting and sheet drainage materials; each module can be simply lifted up and transported via pallets to the its new home the other side of Milton Keynes at the new YMCA building. As this new premises will house many of the young people using YMCA services, this new green roof becomes their green roof to enjoy.
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Liberty Point Student Accommodation

Liberty Point Student Accommodation

Polyroof Products Ltd

Liberty Point is a large student accommodation building positioned in a prime location in Southampton, close to the marina and city centre. The old asphalt and felt coverings had begun to display defects including splits, blisters and delamination; through which water ingress was occurring.The property management company responsible for the maintenance of the buildings decided to act quickly and find a permanent solution to the leaking that could be installed without disruption to the busy students living there.The SolutionPolyroof’s Protec System was decided upon as the best option due to the numerous details that would have to be encapsulated on the roof area. There is no liquid system that can do this quicker or more effectively than Protec; its unique RapidCure technology sees it turn from a liquid to a robust and flexible membrane that can be walked on after 30-60 minutes following application. Furthermore, its ability to coat an old roof without the need for stripping existing means that installations can be carried out within stringent time frames and with minimum disruption.CompletionWilliams Roofing Contractors Ltd, a highly experienced Polyroof approved contractor, carried out the installation. The quality of the workmanship coupled with the right choice of roofing material made for a superior refurbishment solution that remedied all the existing issues. The client was delighted with the finished roof and will have guaranteed peace of mind for decades to come.
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Library of Birmingham

Library of Birmingham

Radmat Building Products Ltd

Also the largest public cultural space in Europe, the new 35,000m² Library of Birmingham replaces the old Central Library and is seen by Birmingham City Council as a flagship project for the redevelopment of the city.Designed by architects Mecanoo, working with multi-discipline engineers Buro Happold and main contractor Carillion, the multi-tiered roof of the library features two garden terraces which have both contributed to the BREEAM Excellent rating.Radmat Approved Contractor Prater delivered a roofing solution that is BBA Certified to last ‘the life of the building’. Consisting of Radmat PermaQuik PQ6100 Hot Melt Monolithic waterproofing membrane, root resistant Cap Sheet and ProTherm inverted roof insulation, the entire roof was electronically tested for integrity prior to the installation of aluminum powder coated cappings to the perimeter roof upstands.Once the installation of the 7,500m. of PermaQuik PQ6100 roofing system on the roof and ground level podium deck was signed off by a Radmat Technical Adviser, Prater brought in specialist green roof contractor Frost Landscapes. They then carried out the installation of the complex intensive green roofs, at levels 3 and 7, which were created to attract local wildlife and to offer visitors a pleasant environment to enjoy all year round.Combining durability and flexibility with independent verification of life expectancy and a market leading guarantee the PermaQuik PQ6100 Hot Melt Monolithic waterproofing system is set to deliver exceptional performance befitting of the uniquely designed structure which has set a remarkably high standard for library design.With Radmat’s high performance roofing solution providing weathertight protection for years to come, the Library of Birmingham looks set to not only form the catalyst for further regeneration within the city but also how future libraries are designed and perceived by the user.
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Data Centre - Green Roof

Data Centre - Green Roof

MOY

This project involved the construction of a Data Centre just outside Dublin, with a focus on incorporating a green roof. MOY collaborated with the client, their design team, the main contractor, and the roofing installer to execute the roof installation for an extensive green roof. The green roof utilized MOY's Paraflex FM Global approved Warm Roof System, featuring Paratherm T 120mm insulation board and an anti-root cap sheet. The final touch included the installation of a sedum blanket grown in Ireland, containing native Irish sedum species registered in the national biodiversity database, creating a durable and vibrant living roof.
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Rockwool and Passive Purple

Rockwool and Passive Purple

Intelligent Membranes

Case study of Rockwool and Passive Purple together in a system and how together they are the perfect match for airtight buildings
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Queens Crescent, London

Queens Crescent, London

Polyroof Products Ltd

Queens Crescent is a bustling retail street situated in London’s Kentish Town. The roof area above the Post Office building, which also served as a communal walkway area with access to the upper level of the adjacent buildings, had been suffering from leaks. To add to the issues, the aged promenade tiles had worn and become a slip hazard when trafficked. Looking for a lasting waterproof solution that can also provide heavy duty anti-slip surfacing, the client turned to Polyroof for a solution. To minimise access disruption to the upper level adjacent buildings, the client had organised a 5-day window for the waterproofing and surfacing works to be completed.The SolutionThe main contractor had removed the old paving slabs and membrane back to the concrete deck underneath and carried out repairs to create a level surface.Approved Polyroof Contractor Emperor Roofing began by priming the concrete surface to create a sealed, non-porous substrate. With its quick-curing properties, the Polyroof primer was ready to be over-coated only 30 minutes after its installation.A specialist twin-pack epoxy metallic primer was applied to metal detailing sections, including ducting vents and the intricate balustrade detail alongside the communal stairwell, which also formed part of the specified works.Local reinforcements were carried out to these details involving taking Protec resin and PolyMat 450 up by 150mm before applying the full waterproofing system.Upon completion, the balustrades were re-painted, with the paint being taken over the waterproofing membrane to create a neat detail. A key advantage of liquid systems in general is their ability to seamlessly seal around complex detailing; in this instance, quite simply, the balustrades could not have been sealed effectively using a traditional waterproofing technology.Polyroof’s Protec System enjoys exceptionally fast detailing speeds, where its formulation allows it to rapidly break down the chopped strand mat reinforcement and neatly moulds around the detail it is covering. To the left of the stairwell, the Protec system was chased in at a height of 150mm above the level of the stairs.The termination point of the waterproofing membrane was sealed with mastic to create a fully weatherproof detail. The Protec system was dressed onto the wall abutments to the main areas but left self-terminated as new render is to be applied to the walls and taken down over the top of the Protec system.After local reinforcements were completed the main waterproofing system was applied to the walkway and stair areas.The two-coat Protec system was able to be rapidly installed with its 30-60 minutes cure times, meaning the project was comfortably ahead of schedule by the time it was complete.Next, the designated anti-slip areas were carefully masked off, leaving the exposed waterproofing to the roof perimeters, detailing and vertical sides of the step and stairs. A third coat of Protec was applied to the masked sections and, whilst the liquid was still wet, 0.7-1.2mm quartz sand aggregate was broadcast into the resin.Once dried, the aggregate is embedded within the membrane and lose sand was brushed off and collected to be re-used. In order to provide an extra-tough surface that sealed that aggregate in place, a coating of PolyFinish was applied over the aggregate in the client’s choice of light grey.
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Luxury access to the roof terrace by LAMILUX roof access hatch

Luxury access to the roof terrace by LAMILUX roof access hatch

Lamilux Rooflights Ltd

In densely populated urban areas of the cities, where the number of floors in housing is sometimes limited and private gardens are rare, a rooftop terrace or patio is becoming a popular design choice. However, many residential buildings with rooftop gardens don’t see much daylight and careful consideration is required to determine an access point to the roof terrace. For such rooftop projects, a new dimension of roof access is offered by the LAMILUX Flat Roof Access Hatch Comfort range, designed to give a generous daylight intake in attic apartments alongside convenient access to the roof terrace creating an air of grace and beauty both internally and externally. The LAMILUX Flat Roof Access Hatch Comfort range now introduces its fourth product into the family, giving more choice and flexibility when creating a luxurious living space with an exclusive ambience. Featuring unrestricted use as a natural ventilation device and convenient access to the roof terrace, the indoor climate also benefits from the high energy efficiency of the range thanks to the thermally broken frame and excellent air tightness values.The existing Solo and Duo Flat Roof Access Hatch products from LAMILUX open laterally by moving one or two panels horizontally to create direct access to step onto the roof terrace, whilst the space-saving hinged opening Swing variant swiftly opens its one meter by 3000 or 3500 mm long aperture to 84 degrees in just 25 seconds. The fourth, and newest addition to the Access Hatch Comfort repertoire the Square, makes it possible, for the first time, to also use spiral and platform staircases underneath. Until now, access to the roof was limited to straight stairways due to the elongated rectangular shape of the roof access hatch range. The Square only takes 45 seconds for the concealed hydraulic drives to silently open the 4m² glass element of the skylight by 70 degrees. As with the Swing, the new variant does not require any additional space on the roof terrace than its own size in closed form, even when open, thanks to its swing mechanism.   Visually, the aluminium border frame throughout the product family, attracts attention as an architectural highlight. The aluminum profiles and the reveal surface can be coated in all RAL colours offering further choice and exclusivity. Since the glass panes and frame feature a flush edge detail both internally and externally, and all variants are designed with an inclined surface, the range boasts not only a visually appealing seamless design, but also ensures that rainwater can run-off easily without leaving any dirty edges or water ponding. Safety is standard in the Flat Roof Access Hatch Comfort product family with fall-resistant glazing which can be walked on to a limited extent for cleaning purposes. As an additional safety feature, a light barrier is installed as standard which prevents the closing of the access hatch as soon as it detects something in the entrance area. In terms of energy, the new roof access hatch continues the tradition of all LAMILUX skylights: The overall system, which is free of thermal bridges and isothermally balanced and the option of special glazing meets modern demands for sustainability, energy efficiency and climate protection which ultimately save heating costs and minimizes condensation. All four products in this family have one further thing in common: They are delivered completely pre-assembled to the construction site, lifted onto the roof by a crane provided by the customer and then installed swiftly and easily. This minimizes the risk of errors and saves valuable time – both for the contractor and for the apartment user who ultimately gains access to the roof terrace. 
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Lead Roll Effect for New Build Development

Lead Roll Effect for New Build Development

Polyroof Products Ltd

The overall aesthetic appearance of this project was very important. Originally, traditional metal roofing was considered, but the client had reservations with possible noise issues and theft problems, and local planning constraints did not permit the use of traditional slate. So, Williams Roofing Contractors of Chandlers Ford were tasked in finding an alternative solution.Polyroof’s BBA approved 185 GRP System can replicate the look of metal sheeted roofing at a fraction of the weight and the price and, having no scrap value, is not prone to vandalism or theft.The contractor worked closely with the Polyroof Technical Department, the client, and the planners to produce a detailed specification for the project incorporating pre-formed trims to create a lead effect. The system was successfully installed within the project time frame and upon completion was given the usual insurance-backed 20 year guarantee from Polyroof Products Limited.Polyroof’s simulated metal finishes are achieved through the installation of Polyroof pre-formed GRP trims which are fixed to the deck or substrate prior to the application of the Polyroof waterproofing membrane. The project was nominated for the LRWA Roofing Awards due to the high level of intricate detailing that was undertaken and the care that was taken to ensure that all preformed profiles were fitted in balanced, parallel positions. The overall attention to detail by the Polyroof approved skilled operatives was first class.
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Golden membrane as an expression of corporate philosophy

Golden membrane as an expression of corporate philosophy

GKD - GEBR. KUFFERATH AG

In China, the name Shenzhen is associated with frenetic pace. The city’s metamorphosis from a fishing village with 30,000 residents into a 15-million strong metropolis took just 30 years. A start-up at this location required only two decades to become the world’s fourth largest industrial enterprise. Tencent, the high-tech concern that started out as an e-mail provider, has already overtaken Facebook in terms of its market value. The new HQ of the high-flying company was designed by NBBJ Architects from New York as a statement of a new era of campus buildings. Two towers made of glass and steel, that shimmer in the sun and unite the copper-colored pedestrian bridges, resemble robots hugging one another. When deciding on the cladding for the gigantic atrium, the company went for a golden metal fabric from GKD – GEBR. KUFFERATH AG, which was recommended by French designer Alain Bony.Shenzhen lies directly on the border with Hong Kong in the Southern Chinese province of Guangdong. Named a special economic zone in 1980, the once sleepy fishing village has developed into a prosperous market economy under state control. Countless skyscrapers today form a skyline that can hold its own in comparisons with Manhattan. One in three smartphones sold in the world is fabricated here. Yet Shenzhen has developed from the world’s workbench into China’s Silicon Valley. The majority of residents are less than 30 years old. Numerous international concerns are based here, and nowhere in China is the per capita income higher. Thanks to massive economic growth, Shenzhen is one of the fastest growing cities in China, making property in the city a geographically restricted commodity. Despite being one of the city’s most famous children, Internet giant Tencent is still not well known outside China. The inventor of the two most popular apps in China – QQ and WeChat – is today also market leader for online games, offers video streaming services, and generates 20 percent of its revenue from advertising alone. The company has been working hard on international expansion for quite some time and has shareholdings in various companies, including Snapchat and Tesla. It has been enjoying constant and fast growth since being founded. Just one year after completion of the first new company building in Shenzhen for 15,000 employees, planning work started on a new global HQ, which offers enough space for a further 12,000 employees. Tencent commissioned the renowned American architecture firm NBBJ, which has already built many award-winning headquarters for high-tech companies such as Amazon, Google, Microsoft, or Samsung, to design the new building. The team around Jonathan Ward fended off six competitors to win the order with a completely new campus concept. Tencent was looking for a classic campus based on the US model. The goal was to create a comfortable central meeting point in a spacious, attractive, natural environment, where people could automatically meet, chat, and find new ideas. However, the plot for the new HQ was located right in the heart of the city at an intersection of the multi-laned city expressways. As such, the only way to secure sufficient space in the small footprint was to design a skyscraper. Yet Tencent was concerned that a building of this type would not allow employees from various teams, departments, corridors, and floors to engage in regular contact with one another. NBBJ therefore merged the benefits of both approaches – inspiring spaciousness and inner city spatial efficiency – to create a completely new concept that re-imagines the campus idea and implements it vertically. To this end, the concept of a skyscraper was divided up into two buildings and then given the qualities of a classic campus. The Tencent Seafront Towers comprise two towers, boasting 50 and 39 floors respectively, which were constructed to give the appearance of being slightly intertwined with one another. The offset height reduces the load of the tropical winds common in the region, while at the same time providing ventilation for the atrium located between the two towers. The towers also provide shade for one another and thereby support the intelligent integrated energy concept.The key to the vertical campus concept, however, are the three skybridges, which cross as horizontal meeting areas. From a visual perspective, the copper-colored walkways give the towers a soul, as they appear to be hugging one another. They are logically referred to as links and make a contribution to movement and networking with topic-specific offers. While the link on the first floor above the lobby with café, exhibition space and auditorium is used for cultural exchange, the central link on the 21st floor is ideal for rest, recovery and health promotion. Staff can relax and unwind here in meditation rooms, a basketball court, a gym, a swimming pool, games rooms and even a running track. The highest of the three links on the 34th floor is dedicated to the topic of knowledge, boasting a library and multiple conference rooms. All of the links have roof terraces containing landscaped gardens. To ensure that they actually cater to their intended function as places of communication, collaboration, and inspiration, the architects at NBBJ designed an elevator system for the HQ, so that all employees can regularly spend time in these meeting areas. Express elevators from the lobby travel only as far as the bridges. The employees then enter local elevators to take them to their floor. From a design perspective, this is the fastest way to reach any office or location in the towers. This makes the links the perfect counterpart to the central square in a traditional campus, where employees automatically meet, even if they work in different buildings. They engage in spontaneous conversations here on their way from the bus station located beneath the towers or the parking areas to their office, in the queue for the juice bar or even on their way to play sports. Thanks to the bridges, these social meeting points are distributed across the entire HQ like in a city. This allows social networks, the key focus of operations for Tencent, to become genuinely accessible and experienceable. This systematically designed and yet organic networking produces precisely the kind of synergies that lead to the collaboration and inspiration Tencent strives for – as a prerequisite for further growth.The conceptual design of the lobby, which is open to the public from two sides, provides for additional hustle and bustle, as well as social meetings. This makes it a much-used route from other parts of the city to the Nanshan high-tech district. Just like the entire building, this central intersection between the inside and outside world was designed by the architects as a conscious statement of networking. When cladding three sides of the atrium, which is located above the lobby, the architects therefore chose metal fabric from GKD. A total of 1,850 square meters of this material is used to create a golden net that encapsulates the three-floor auditorium. Some 28 panels, each measuring four meters wide and 16.5 meters high, were used to create these hanging shrouds. Their sophisticated texture facilitates views into the atrium from the lobby, as well as open views down into the entrance hall. The textile shell also serves as efficient fall guard protection here. Visually, it acts like a delicate veil in harmonizing the effects of the corridors and rooms of the atrium located behind it. GKD was commissioned with developing a new special fabric for the design of the cladding. To create it, golden-anodized aluminum wires and tubes were interwoven in three-wire warp wire groups made of untreated stainless steel at varying intervals. The various diameters of the fabric components – 4 mm thick wires and 12 mm thick tubes – lead to significant differences in tension in the weaving process. These were completely equalized using special weaving techniques, so that the fabric reliably complies with the static requirements of the large-format skin. Installation of the special fabric also required the experts from Germany to demonstrate their decades of expertise. For example, the tubes had to be aligned precisely in the panels to create the appearance of a seemingly endless texture. Definition of the golden color to be used was also a particular requirement of the planners. The homogeneity of this color not only needed to be guaranteed across the entire area, but also meet the high expectations of the designers with regard to the appearance of the fabric when viewed in various light conditions. The subtle luster of the soft golden color ultimately chosen allows the atrium to appear caressed by the sun and lends the lobby a sense of warmth to contrast with its cool gray marble floor, walls, and aluminum screens. In the atrium itself, the selected color scheme also matches the wooden finish of the wall and ceiling cladding. The golden membrane then acts like a fine business card for the HQ, which underlines the image of a truly important concern thanks to its size and aesthetics and combines this with maximum interaction of the environment and employees.
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Devonian roof for Jurassic fossils, with Glendyne Slate

Devonian roof for Jurassic fossils, with Glendyne Slate

Burton Roofing Merchants Ltd

Fossil museum The Etches Collection, in Kimmeridge, Dorset, is protected by a new high-performance roof in keeping with its character, thanks to Glendyne.
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Burton Green Primary School

Burton Green Primary School

Polyroof Products Ltd

Burton Green Primary School is located in the historic city of York, an outstanding school at the heart of a local community this primary school strives for excellence. The challenging and nurturing learning environment allows children to learn and grow, while achieving the highest potential possible in all areas of the 21st century curriculum.When the roof began showing signs of ageing, it was clear that a long-term solution was required. Working with Project Managers Charles Garth and Principal Contractor Castle Special Projects, Polyroof would work towards providing the best solution to refurbish the ageing roof.The work required and condition of the roof needed to be established first, to do this a survey was scheduled to take place. The survey was conducted on roofing area and it was determined that there were 6 flat roofs that required refurbishment. Areas 1 to 2 were constructed of a built up felt with mineral cap sheet, 50mm PUR insulation, bituminous vapour control, asphalt, 12mm fibreboard and a 50mm woodwood slab deck with timber joists. Areas 3 to 5 were constructed of a built up felt with mineral cap sheet, 50mm Jablite insulation, bituminous vapour control, asphalt, 12mm fibreboard and a 50mm wood wool slab deck with timber joists. Roof area 6 was made up of built-up felt with mineral cap, plywood and timber joist. The original build-up of roofs 1 to 5 needed to be stripped back to the asphalt due to the aged condition of the built-up felt, numerous leak reports were reported. Roof 6 and its original waterproofing was to be retained and made good, later this surface would act as the substrate for the new waterproofing system.Once the survey was completed, a bespoke specification was written and it was recommended that the roofing areas would all benefit from a high-performance waterproofing system. In addition to this it was specified that the roof would be thermally upgraded to reduce the risk of condensation and provide lower fuel bills and energy consumption for Primary School further adding benefits to making improvements to the roof.Liquid Roofing Limited an experienced roofing contractor and Polyroof Approved Contractor was chosen to undertake the work to this project. The proposed system for this project would be Polyroof Protec Warm Roof System. Protec’s liquid roof membrane has a unique flexible hybrid polymer formulation and can be applied to virtually all common roof surfaces.The areas that were required for installation firstly needed to be stripped and removed back to the asphalt, areas 1 to 5 required this. Area 6 was then repaired of any defects and made good where necessary. All roofs required a deep clean, removing any dirt or debris that remained from the first stage. Once this preparation was completed an Air & Vapour Control Layer (AVCL) was then installed to roof areas 1 to 5 making sure that all surfaces are smooth and without voids.Using a Polyroof Twin Pack Insulation Adhesive the Polyroof RES insulation (T&G) boards were bonded and laid to each of the 6 roof areas completing the second stage of the warm roof upgrade. Before the last stage of the installation could begin all joints in the insulation were sealed using taping matt and Polyroof Protec Resin. Polyroof’s extra-tough GRP trims were then installed to create neat and robust edge detailing for exposed perimeters before the main Protec system application commenced.During the project there were some challenging aspects that required care and attention. The project featured a large array of different details ranging from installation of new substrates and trims for parapet walls to the removal of and preservation of tiles/cladding so that the Protec system could be applied correctly. These features required delicate work so that the original tiles/cladding could be reinstated after the application of the system was completed. During the project the rooflight that was originally in place was removed and replaced with a new, before this could happen the Protec system was taken up the upstands and then sealed under flange.Once the project was completed within the relevant time frame of the client and within the budget specified, the Polyroof Technical Services team conducted a detailed inspection showing a high level of workmanship which lead to the client gaining the trusted Polyroof Accredited System Guarantee.
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Flat glass roof light / roof window / trade skylight

Flat glass roof light / roof window / trade skylight

Trade Access Panels

Really high quality roof lights and great service.
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Asbestos roof cleaning & coating using Liquasil's BBA Approved roof coating, Asbestoseal

Asbestos roof cleaning & coating using Liquasil's BBA Approved roof coating, Asbestoseal

Liquasil Ltd

This asbestos cement roof was heavily contaminated with moss and lichen, following many years of neglect. Liquasil's asbestos roof coating, Asbestoseal was specified because it is the only such coating with BBA Approval for asbestos roofs. Also, the completed project came with a 10 year Latent Defects Insurance Guarantee. The roof now repels water instead of absorbing it and nothing can grow on top of the coating system, meaning it will stay moss-free forever. Call 0121 709 5352
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Flat roof window / trade skylight / glass roof light

Flat roof window / trade skylight / glass roof light

Trade Access Panels

Very efficientCould not fault! Outstanding service, communication was excellent too. Good price for a high quality product. First time for me to use this company but won’t be the last, I am a roofer and do a lot of flat roofs where occasionally we need roof windows (which most merchants don’t stock). To sum up- top quality, top service, very efficient and a fair price. Thank you 😊
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Roof Access Hatches - Singapore

Roof Access Hatches - Singapore

Surespan

ProjectSurespan designed and manufactured a series of roof access hatch for the New Data Centre in Singapore.The data centre was budgeted at $30 million SGD and covers an area of 269,000 sq ft. The roof hatches were used as key access locations for maintenance and repair of the 8 cooling towers installed at roof level supplying up to 1000 watts of cooling per sq m.ProductsThe series of roof hatches featured a 900 x 900 opening and in the interest of security, the hatches were supplied with an internal cablock which can only be opened from the inside and safety hold open stay to prevent accidental closure.
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V&A Museum, London

V&A Museum, London

FOAMGLAS®

FOAMGLAS® Tapered T4+ (Slab)Design Architects: Amanda Levete ArchitectsStructural Engineer: ArupMain Contractor: WatesRoofing Contractor: Knight AsphaltApplication: Podium Roof - FOAMGLAS® Tapered T4+ (Slab )Finish: Porcelain TilesThe Victoria and Albert Museum is one of the world’s greatest museums of art and design. It provides unparalleled knowledge and understanding of the designed world to the public.The newly refurbished entrance is the first porcelain tiled public courtyard in the UK. It consists of a total area of 1200 m2 distributed in different levels.For this application, FOAMGLAS® Tapered T4+ (Slab) was specified and installed on a concrete deck with two high performance bitumen waterproofing membranes.The bedding and porcelain tiles provide the final finish and they will support the large volumes of visitors expected every day.The podium roof at Exhibition Road Quarter will showcase the best of contemporary design, as well as celebrating the beauty of the V&A’s existing building.At the heart of the Architects brief the newly created space is to accommodate the V&A’s headline exhibitions, it will also act as a public area.The Foamglas strength and time tested thermal performance will offer a long term solution to this very important entrance and courtyard.
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The Walkie Talkie, Fenchurch Street

The Walkie Talkie, Fenchurch Street

Radmat Building Products Ltd

Radmat has supplied a comprehensive range of systems for 20 Fenchurch Street, AKA the ‘Walkie Talkie’, in the City of London. Radmat’s PermaQuik, ParaFlex and EshaUniversal roofing membranes were installed during the creation of the Sky Garden – one of the highest green roofs in the world, offering breathtaking views over the capital.Designed by world-renowned architect Rafael Vinoly and jointly developed by Land Securities and Canary Wharf Group, 20 Fenchurch Street is constructed with impressive sustainability credentials to achieve an ‘Excellent’ BREEAM rating. The 38 storey tower incorporates a vibrant garden spanning the top three floors which is open to the public and by appointment. Described as the terraced ‘hanging gardens of modern Babylon’, the fifth-of-an-acre garden utilises drought resistant Mediterranean and South African flowers, shrubs and ferns, in soil up to a metre deep. The gardens also provide Rosemary, Thyme and other herbs to three restaurants within the building.Now London’s highest public park, the publicly accessible roof gardens include a viewing area, terrace, café, bar and restaurant. For such a unique space, it was crucial that the roofing system chosen delivered thermal performance, watertightness and long-term reliability for the client – specialisms of Radmat products. Land Securities and Canary Wharf Group awarded the work to Radmat on the basis of the company’s established reputation and expertise in all types of flat roofing.For the pitched green roofs, sectioned into a series of individual 45° slopes, EshaUniversal waterproofing was specified as part of a Radmat roofing system that included insulation and drainage layer. Made from recycled materials and 100% recyclable – EshaUniversal proved ideal to meet the demands at this sustainable development.Offering an efficient and safe installation, EshaUniversal is ideal for green roofs. More durable than elastomeric roofing, the system is also weather proof, UV stable and offers flexibility, durability and high puncture resistance making it ideal for challenging applications.Project Manager, Paul Nelson, said: “We have installed waterproofing systems over the concrete decks from ground up to second floor level then levels 34, 35, 36, 37 and 38. This required our installations teams to make repeated visits to site, using both internal and external hoists for access; with work completed in March 2014.”“The inverted roof arrangement means the waterproofing is covered by insulation and either paving, ballast or planted medium,” he added. “Then there is also the sky garden at an angle of 45 degrees planted with trees and shrubs, which will be accessible to clients using the restaurant there.”For public-access terracing across levels 34-38 – as well as a series of applications on the Ground Floor, second floor and the concrete staircase – over 1,200m² of Radmat PermaQuik PQ6100 was applied. With an independently verified durability ‘for the lifetime of the building’ and a market leading guarantee, the liquid-applied PQ6100 waterproofing system delivers exceptional performance befitting of this unique build.On level 37, where visitors can enjoy 360° views of the capital, additional waterproofing was required following the installation of a glass internal cladding system. With the glass already in place and challenged by high winds and low temperatures, the fast curing, cold applied ParaFlex waterproofing system was specified. Suitable for application at temperatures below zero reliable sealing can even be achieved at -5°C. Utilising collaborative working practices and a responsive and interactive design process, Radmat have created a stunning waterproofing and green roof application of the highest standard. Radmat’s proven range of waterproofing solutions met all the client’s demands and has ensured that visitors from all over the world can enjoy this stunning venue for many years to come.
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When aesthetics and environmental consideration go hand-in-hand

When aesthetics and environmental consideration go hand-in-hand

RENOLIT Cramlington Ltd

Childcare Center, Bruges CHALLENGE Day after day, De Kleine Wereld (The Small World), a building complex composed of 4 separate blocks, is buzzing with activity. Hardly surprising, since this Social Welfare building has been housing a childcare centre for many years. As the building was expanded with a modern new-build extension, it was decided to replace the roof of the existing building as well. After barely 10 years the weathered zinc roof with a solar panel installation was ready for refurbishment. It looked as if the carrier system for the PV panels on the zinc roof could not withstand the high wind load: the zinc had been torn o from roof structure. This resulted in moisture and condensation problems in the building below. Owner, Mintus, was looking for a durable, waterproof and aesthetic solution for the curved roof, and, above all, a reliable system for installing photovoltaics. For the architect it was important that the appearance of the existing metal roof was somehow preserved, preferably with a slightly more modern touch. In-addition there was an important practical issue as well: under no circumstances could the childcare facility be moved to another location during the refurbishment works. So, fi re safety was paramount as well. SOLUTION Building owner, Mintus, fi nally opted for the mechanically fi xed PVC-P roofi ng membrane RENOLIT ALKORPLAN F. The main and decisive reason behind this choice was the innovative RENOLIT ALKORPLAN Solar system, a secure, ultralight and versatile carrier system for mounting photovoltaics. RENOLIT ALKORPLAN Solar has been active on the market for over 10 years without the slightest issue. Direct proof of the reliability and durability of this unique RENOLIT system. For Mintus, the benefi ts were clear.
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Birmingham Asbestos Roof Coating

Birmingham Asbestos Roof Coating

Liquasil Ltd

This asbestos cement roof in Birmingham was soiled and in need of remediation.Nadco Roofing Services ensured that the roof was cleaned with all waste water being filtered to 2 microns prior to the application of Liquasil's BBA Approved Asbestoseal 20 asbestos roof coating system.The full system involved priming the metal fixings with our SWT Primer, before sealing the fixings and any cracks in the roof using our Non-Sag Sealer.Once dry, the roof can then be seamlessly coated using Asbestoseal which comes with a 20-year product guarantee and leaves an old asbestos cement roof looking revitalised and brand new.
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Britmet Lightweight Roofing: Slate 2000 and BritFrame in Social Housing Case Study

Britmet Lightweight Roofing: Slate 2000 and BritFrame in Social Housing Case Study

Britmet Lightweight Roofing

This case study highlights the successful implementation of Britmet’s flat-to-pitch conversion system, BritFrame, and lightweight metal roof tile, Slate 2000. The project, carried out by Jennings Roofing encompassed a total area of 500 square meters and aimed to improve the infrastructure of the existing roof. This case study examines the benefits, challenges, and outcomes of utilising Slate 2000. This case study highlights the successful implementation of Britmet's Slate 2000 roofing system and Britframe structural solution in a social housing project. The client, a new customer of Britmet, discovered the systems at the UK Construction Week (UKCW) exhibition. Impressed by the innovative design and features, the client expressed interest in utilising Britframe for a flat-to-pitch conversion project in their social housing development. The client is a housing association responsible for managing and maintaining a portfolio of social housing properties. They were seeking an effective solution to address various issues with one of their buildings, including an ageing roof with multiple repairs, inadequate insulation, and inefficient rainwater management. The objective was to enhance the building's aesthetics, improve water tightness, increase energy efficiency, and minimize future maintenance requirements. The initial meeting between the client and Britmet took place at the UKCW exhibition, where the client became acquainted with Britframe, a lightweight and versatile structural solution. Intrigued by its potential, the client arranged for an on-site visit to further assess the feasibility of utilising the Britframe and Slate 2000 roofing system for their project.Slate 2000 is a durable and aesthetically pleasing lightweight roofing material that offers long-term performance and weather resistance. It's stylish design and robust properties make it an ideal choice for enhancing the visual appeal and durability of roofs and cladding. During the initial site visit, Britmet's team evaluated the existing roof condition, rainwater management system, and insulation levels. After careful assessment, they provided the client with a budget price estimate for the proposed project. The estimate included the cost of materials, labour, and necessary ancillary items. To streamline the project, the client signed a Project Assist agreement with Britmet. This allowed Britmet to obtain planning drawings and submit the necessary applications on behalf of the client. Additionally, Britmet provided structural calculations, design drawings, and rainwater calculations to ensure compliance with regulatory standards and best practices. The main objective of the project was to convert the existing flat roof to a pitched roof using Britframe and install Britmet's Slate 2000 roofing system. This conversion offered numerous advantages, including improved water tightness, increased insulation, and resolved rainwater management issues. Notably, the internal gutters, which had caused maintenance problems, were relocated externally as part of the new design.Beyond functionality, the new roofing system and structural solution significantly enhanced the building's aesthetic appeal. The modern design of Britframe, combined with the stylish appearance of Slate 2000, seamlessly integrated the property with its surroundings. The improved visual aesthetics added value to the social housing development. One of the key benefits of choosing Britmet's Slate 2000 and Britframe was the assurance of minimal maintenance requirements. Unlike the previous roof covering, which had undergone numerous repairs and reached the end of its life, the new system was designed to be durable and long-lasting. This eliminated the need for ongoing maintenance and reduced future costs for the housing association.Through the adoption of Britmet's Slate 2000 roofing system and Britframe structural solution, the social housing project achieved its objectives of enhanced aesthetics, improved water tightness, increased insulation, and efficient rainwater management. The collaboration between the client and Britmet, from the initial meeting at UKCW to the successful implementation of the project, demonstrated the value of innovative roofing and structural solutions in the social housing sector.
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Bilco Roof Access Hatch Provides Safe Roof-top Access at Blair Castle

Bilco Roof Access Hatch Provides Safe Roof-top Access at Blair Castle

Bilco UK

Bilco UK's CS-50TB Roof Access Hatch provides the perfect solution for roof-top access at Blair Castle, Scotland. The Category A listed building is said to have been constructed in 1269 and has been extensively added to over the years. Maintaining such a historic monument is a massive task. The Atholl Estate employ an army of staff to ensure this iconic property is preserved for future generations. One of the many problems in looking after such a building is the fact that it was not designed with ease of access to the roof in mind.
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easyHotel, Cardiff

easyHotel, Cardiff

Alumasc Roofing

Derbigum + BluRoof = Sustainable Drainage Solutions Mitigate your risks with Alumasc BluRoofs Think Stormwater Management - Derbigum BluRoof SolutionsA 5-minute hop from Cardiff Queen Street and you’ll find the first blue roof in Wales. Upon what was formerly 1960’s office accommodation the Cromwell House site has been transformed into an 8 storey, 120-bedroom easyHotel with a rooftop stormwater management system. OUR DESIGN PROCESSOur clients at Carter Lauren Construction were interested in learning about the benefits of a blue roof to meet planning conditions. ” Working in a compact city centre environment where ground attenuation was not possible, it made sense to install a blue roof. The Alumasc team demonstrated how their BluRoof System attenuates stormwater via controlled discharge over a 24-hour period at roof level.” Kevin Jenkins, Surveying Director, Carter Lauren Construction. CLIENT BRIEF AND DESIGNWorking closely with the appointed consulting engineer and architect, our team of technical experts designed a solution for stormwater attenuation to comply with planning and meet all other project objectives. Alumasc’s Matt Davies, Area Technical Manager - Mid, West & South Wales commented, “Given the urban location, the Alumasc BluRoof system was the perfect fit in providing a fully warranted single-source waterproofing and sustainable drainage solution.”The Alumasc technical team provided a full specification service and specialist drainage design using key data from the project brief. By incorporating our BBA Accredited Derbigum APP polymer modified bituminous waterproofing system the longevity of the total solution is assured with a proven track record since 1967. Other key components comprise of a BluRoof geotextile filter fabric, BluRoof interlocking void former, flow control outlets, and overflow system.ENVIRONMENTALLY FOCUSSED SOLUTIONExtreme weather events are now the new normal, says the World Meteorological Organisation. Our rainfall patterns are becoming increasingly unpredictable, and we must plan accordingly to adapt the built environment to help alleviate flood risk. PARTNERSHIPWorking with the contractor to construct the first blue roof in Wales. Kevin Jenkins, Surveying Director, Carter Lauren Construction, “Matt and the Alumasc team were available throughout the design and installation process. We knew that installing the BluRoof by Alumasc was the right decision for the future of the easyHotel and the benefit to reduce pressure off the drains.” SAFETY PERFORMANCEThe easyHotel has a 35-year warranty for the works and life expectancy of up to 50 years.ABOUTEasy Hotel Cromwell House, Cardiff - Wales’s first blue roof. Completion: Spring 2021 Main Contractor: Carter Lauren Construction Architect: Axiom Architects 
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WICKES DIY STORE, FARNBOROUGH

WICKES DIY STORE, FARNBOROUGH

Tata Steel

The Wickes Farnbrough DIY store is one in the latest Wickes stores to have been developed by Travis Perkins as part of its ongoing plan to double its UK store network to 400 by 2020.The project used Trimapanel® micro-rib 90mm on the front elevations and Trisomet® 80mm for the rear wall elevations; Trisomet® 120mm was used for the roof; and parapet gutters lined with a Colorcoat Aquatite® PVC membrane. (HR50) site assembled built-up system, which is being used as a feature on a number of the Wickes Stores, ran across the top of the Trimapanel® on the front elevation acting as a separator between the two units. LP1000 liner panels were also used internally.
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an M-Tray®  Green Roof reaching the parts other green roofs cannot reach

an M-Tray® Green Roof reaching the parts other green roofs cannot reach

Wallbarn Ltd

This project had incredibly restricted access, where the client wanted a green roof on an existing bitumen rooftop overlooked by hotel rooms. The M-Trays® had to be transported on a trolley through the hotel kitchens. They were winched onto the roof itself using a genie lift and slotted into position in a matter of hours. Trying to construct a roll-out green roof was impossible, given the restricted access. Installation was fast and effective, taking only a day and giving an instant green roof. M-Tray® dramatically improved the view from the rooms and improved the guests’ experience.
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Museum of London - Visionary Roof

Museum of London - Visionary Roof

Bauder Ltd

Museum of London - Visionary RoofSynopsisThe Museum of London opened in 1976 on the historic London Wall and is a few minutes’ walk from St Paul’s Cathedral. A visionary approach to roofing had been adopted on a building that, will not only green as much of the exposed roofs as possible, but also provide a strong research aspect for future green roof projects. As with many buildings, the original roofs needed to be upgraded or replaced, at the same time as being brought up to date using environmental and sustainable solutions.Through the recommendation of waterproofing and green roof manufacturer Bauder Ltd, the Museum invited Dusty Gedge, one of the UK’s leading independent green roof consultants, to work directly with them to design 3500m² of varying habitats that encompassed the museum’s sustainable vision. and help in the provision of environments that would attract a range of wildlife, as well as being able to help the city adapt to climate change.Bauder Building BoardProject:Visionary roof, Muesum of LondonLocation:LondonProject type:RefurbishmentRoof size:9512m²Specifier:Museum of LondonRoofing contractor:Russell Trew LtdThe specificationAn independent consultant had previously carried out an energy model on the Museum of London buildings. When the museum inputted the green roof specification, it showed a potential energy saving of 10% per year, as well as a reduction on the future replacement costs of the heating and cooling plant. Some of the green roofs were funded through Drain London, a partnership project led by the Greater London Authority and funded by Defra. The project aims to better understand surface water flood risk across London, with a view to promote interventions (such as green roofs) to reduce surface water flooding. The museum has used the Bauder green roof system and worked closely with Dan Costen of Bauder and the roofing contractor Russell Trew Ltd, to deliver the various green roof spaces.These include:The refurbishment of the lower garden in the central courtyard with hard landscapingThe installation of Bauder’s new wildflower blanket to the upper garden in the central courtyard (funded through Drain London)Plug planting the roofs of the recently completed garden and terrace rooms that provide high quality corporate hire (matching the colour scheme chosen for the rotunda garden refurbishment and integrated with the new rainwater harvesting system funded by Renaissance London)An integrated sustainable urban drainage system (SuDS)Plug planting in other individual small roof areas including outside the boardroom and committee roomsTwo different planting schemes on an area of the main museum roof where the Drain London Project aims to carry out water attenuation researchThe resultRetrofitting green roofs will help to realise the Mayor of London’s ambition, to increase green cover in central London by 5% by 2030. The Museum of London is one of the largest retrofit green roof projects in the City and is certainly to be commended for allowing its roofs to be used for research purposes. Not only will it provide a benchmark for best practice, but it also demonstrates that retrofitting green roofs onto existing buildings is both environmentally and economically viable and is the way forward in helping London adapt to climate change.System installedBauderflex Green 1 BauderPLANT E 42A torch applied SBS elastomeric bitumen capping sheet. This product features chemically treated bitumen to deliver superior root resistance which has been tested and approved by the FLL2 BauderTEC Sprint DUOA self-adhesive elastomeric bitumen underlayer with DUO lap technology. This product has a glass fleece reinforcement feature for stability and strength.3 BauderPIR FA-TEFlatboard insulation boards containing rigid polyisocyanurate (PIR).4 BauderTEC KSD FBSA self-adhesive SBS elastomeric bitumen air & vapour control layer, with a mica finish.XF 301 Sedum System1 BauderGREEN XF 301Sedum vegetation blanket instantly providing at least 90% coverage on an extensive green roof. Integrated water retention and filter layer.2 BauderGREEN AL 4040mm high perforated edge/drainage trim frames and retains the Bauder XF 301 sedum system.3 BauderGREEN SDFMulti-functional drainage and filtration layer which prevents the roots of sedum plants from becoming waterlogged.4 BauderPLANT ETorch-on root-resistant capping sheet green.AdvocacyGavin McCourt MRICS, Project Manager for The Museum of London said:“In producing the business case for installing green roofs, reference was made to the extensive published documents on the benefits of green roofs. In this case as the museum building had already been energy modelled by outside consultants, it was decided to input the green roof specification into the model. The results showed a potential energy saving of 10% per year, as well as a reduction in future replacement costs for heating and cooling plant. These factors, combined with the longer life cycle replacement of green roofs compared with normal felt roofing systems, enabled me to produce a robust business case for green roofs. With increasing energy prices the economic benefits of installing green roofs can only become more viable”Dusty Gedge added:“One of the major issues that London faces is flash floods during the summer, when sudden rainfall levels overwhelm the current drainage network. With the support of Drain London we will be researching the rainwater run-off for different green roofs. This will help us validate the kind of roofs and depth of substrates that will negate the costly effects that the sudden rainfall has on the infrastructure of the City.”
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Social Housing – Oxfordshire

Social Housing – Oxfordshire

Russell Roof Tiles

Russell Roof Tiles worked closely with the roofing contractor to supply tiles for a rural exemption scheme.
Sponsored
Social Housing – Ashfield

Social Housing – Ashfield

Russell Roof Tiles

Russell Roof Tiles su.pplied 200,000 Highland roof tiles in Cottage Red for a reroof project

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