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Bauderflex Warm Roof System - Torch Applied

Name: Bauderflex Warm Roof System - Torch Applied
Brand: Bauder Ltd
SKU: 73DBHWCZ6HX5XJpK2rLwLF

Verified by manufacturer 6 days ago

Bauder Ltd

Third party certifications:

EPD
Certificate type
BBA Agrément Certificate
Certificate type
CCPI System
Certificate type

Two-layer, torch-applied, warm roof, bitumen membrane waterproofing system suitable for new build and refurbishment. Option of using a root-resistant capping sheet for green roof scenarios.

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+44 (0)1473 257671 Website

Application

Suitable for both new build and refurbishment applications, with option of using a root-resistant capping sheet for green roof scenarios.

Description

Two-layer, torch-applied, warm roof, bitumen membrane waterproofing system incorporating torch-on bitumen capping sheet with torch-applied bitumen underlayer, insulation and torch-applied bitumen air and vapour control layer (AVCL). Suitable for both new build and refurbishment applications. For green roof situations, see Bauderflex Green.

Plus Points:

Option of using a root-resistant capping sheet for green roof scenarios.
4.2 mm SBS-modified elastomeric bitumen cap sheet with polyester fleece reinforcement.
Range of guarantee packages to fulfil cover requirements for project (dependant of system/product selection). For more information contact Bauder's technical department for a sample guarantee outlining cover level, terms and conditions.
Standards: BS EN 13707 Reinforced Bitumen Membrane Sheets for Roof Waterproofing.

Assessments and verifications:

CCPI Assessment 0007700012/1025: This systems CCPI mark provides accuracy of data delivering assurance to specifiers.
BBA Certificate 10/4744.
Fire classification B_ROOF(t4) to BS EN 13501-5 tested to TS 1187 test 4 for external fire exposure on defined permutations of product build up
Fire properties – membranes deemed “unrestricted” in certain circumstances as categorized in the BBA certificate.
Service life >30 years as stated in BBA certificate.
EPD Certification on system components:
Bitumen membranes.
BauderROCK insulation.
BauderGLAS insulation.

General information

Color	Black
Finish	Mineral
Material	Bitumen Guidance for specification option: Elastomer modified bitumen membrane.
Shape	Square Rectangle
Length	Bespoke
Width	Bespoke
Warranty description	- Manufacturer guidance Guarantee options could include ‘Product’, ‘Product and Workmanship’ and ‘Product, Workmanship and Design’ guarantees. All guarantees available for this system are subject to the works being carried out in accordance with the Bauder specification and being installed by a Bauder Approved installer. For full details and further information regarding guarantees and alternative systems please contact a local Bauder Representative or technical@bauder.co.uk.

Uniclass	Ss_30_40_30_72 Reinforced bitumen membrane warm roof covering systemsPrimary
CAWS	J41/10 Reinforced bitumen membrane warm deck roof covering J41/110 Built-up reinforced bitumen membrane warm deck roof covering

Product range	Built-Up Bituminous Systems

Specification data - Reinforced bitumen membrane warm roof covering systems

Preparation	-
Horizontal work	Bauder Quick Dry Bitumen Primer. Guidance for specification option: A bitumen-based primer applied by a roller or brush. ‘Quick Dry’ is in comparison to standard bitumen primers. Specially formulated to increase the bond strength of Bauder torch-on bitumen membranes and Bauder Hot Melt waterproofing. Coverage: 4-8 L/m² (depending on substrate porosity). Application temperature: +5 to +25°C. Where the temperature falls outside of this, refer to Summer & Winter Advice documents from Bauder. Drying time: 3-6 hours depending on porosity and weather conditions. Colour: black. Recoat time: four hours (if left exposed). Suitable substrates: concrete; lightweight concrete or cementitious materials; metal; brick. Non-suitable substrates: oriented strand board (OSB); plywood; timber; metal; Bauder self-adhesive underlayers; existing asphalt and bitumen membranes; polyisocyanurate (PIR) insulation. Manufacturer guidance Contact manufacturer to confirm substrate suitability if required.
Skirtings and vertical work	As 'Horizontal work'.
Air and vapour control layer	-
Type	Bauder EVA 35. Guidance for specification option: Torch-applied, styrene-butadiene-styrene (SBS) elastomeric bitumen air and vapour control layer, featuring a tear-resistant aluminium foil lining for vapour impermeability. Once installed, the product provides a temporary waterproofing layer, allowing internal works to be carried out immediately. Width: 1 m. Length: 8 m. Thickness: 3.5 mm. Weight: 4.5 kg/m². Reinforcement: polyester-coated aluminium foil and 60 g/m² glass fleece. Tensile strength: ≥400 N/50mm (length and diagonal). Heat stability: +70°C. Cold bending test: -15°C. Elongation at break: ≥2% (length and diagonal).
Attachment	Torch applied.
Insulation	-
Type	BauderGLAS Flatboard. Guidance for specification option: Insert required thickness. Can only be used with PU Insulation Adhesive – Tin (with ‘water-overmist’) or PU Insulation Adhesive – twin cartridge. Suitable for projects that require a high level of compressive strength and/ or to be non-combustible. Type: cellular glass flatboard insulation board. Facing: glass tissue or none-faced (depending upon system). Density: 100 kg/m³. Board size: contact manufacturer for options. Thickness (flatboard): 50 mm, 60 mm, 70 mm, 80 mm, 90 mm, 100 mm, 110 mm, 120 mm, 130 mm, 140 mm, 150 mm, 160 mm, 170 mm, 180 mm, 190 mm, 200 mm. Also available in tapered. Thermal conductivity: 0.036 W/m·K (may vary, dependent on thickness specified). Compressive strength: 0.5 N/mm². BauderGLAS Tapered. Guidance for specification option: Insert required thickness. Can only be used with PU Insulation Adhesive – Tin (with ‘water-overmist’) or PU Insulation Adhesive – twin cartridge. Suitable for projects that require a high level of compressive strength and/ or to be non-combustible. Type: cellular glass tapered insulation board. Facing: glass tissue or none-faced (depending upon system). Density: 100 kg/m³. Board size: Contact manufacturer for options. Thickness (tapered): 50 mm, 60 mm, 70 mm, 80 mm, 90 mm, 100 mm, 110 mm, 120 mm, 130 mm, 140 mm, 150 mm, 160 mm, 170 mm, 180 mm, 190 mm, 200 mm. Also available in flatboard. Thermal conductivity: 0.036 W/m·K (may vary, dependent on thickness specified). Compressive strength: 0.5 N/mm². BauderROCK Flatboard. Guidance for specification option: Insert required thickness. Can only be used with PU Insulation Adhesive – Tin (with ‘water-overmist’) or PU Insulation Adhesive – twin cartridge or mechanically fixed. Mineral fibre insulation, suitable for projects that require a high level of sound reduction and/ or to be non-combustible. Type: dual-density mineral wool flatboard. Facing, top: 300 g/m² glass fibre fleece; bottom: unfaced. Density: 160 kg/m³. Board size: 1200 x 1000 mm. Board thickness (flatboard): 60 mm, 85 mm, 105 mm, 115 mm, 150 mm, 185 mm. Also available in tapered. Thermal conductivity: 0.039 W/m·K (may vary, dependent on thickness specified). Compressive strength: >0.12 N/mm² (minimum 0.08 N/mm²). BauderROCK Tapered. Guidance for specification option: Insert required thickness. Can only be used with PU Insulation Adhesive – Tin (with ‘water-overmist’) or PU Insulation Adhesive – twin cartridge or mechanically fixed. Mineral fibre insulation, suitable for projects that require a high level of sound reduction and/ or to be non-combustible. Type: Tapered insulation board. Facing: Top: 300 g/m² glass fibre fleece; bottom: unfaced. Density: 160 kg/m³. Board size: 1200 x 1000 mm. Board thickness (tapered): 60 mm, 85 mm, 105 mm, 115 mm, 150 mm, 185 mm. Also available in flatboard. Thermal conductivity: 0.039 W/m·K (may vary, dependent on thickness specified). Compressive strength: >0.12 N/mm² (minimum 0.08 N/mm²).
Fixing	PU Insulation Adhesive – Tin. Guidance for specification option: For BauderROCK and BauderGLAS insulation boards, when using Bauder PU Insulation Adhesive - Tin, a ‘water-overmist’ must be applied. Not for foil to foil applications (e.g. FA-TE to FA-TE). Activator-Primer (Canister), APR01-Black. Guidance for specification option: Not for use with BauderROCK or BauderGLAS insulations.
Waterproof covering	-
First layer	-
Type	Bauder EGV 35 TF. Guidance for specification option: A 3.5 mm-thick, torch-applied elastomeric bitumen underlayer with glass fibre reinforcement. Width: 1 m. Length: 8 m. Thickness: 3.5 mm. Surface finish, top: mica; bottom: thermofusible polyethylene. Weight: 4.7 kg/m². Reinforcement: 100 g/m² glass lattice. Tensile strength: ≥500 N/50mm (length and diagonal). Heat stability: +100°C. Cold bending test: -10°C. Elongation at break: ≥2% (length and diagonal).
Attachment	Torch applied.
Top layer	-
Type	Bauder PYE PV 200 S4. Guidance for specification option: Torch-applied, elastomeric bitumen, mica-finished capping sheet, 4.2 mm-thick. Features a spun-bound polyester reinforcement to allow the finished product to cope with structural movement without fracture. Its mica finish means that it has no integrated UV protection, therefore is only suitable for applications where it will be covered with hard landscaping, such as pavers or promenade tiles. Width: 1 m. Length: 10 m. Thickness: 4.2 mm. Weight: 5 kg/m². Surface, top: mica; bottom: thermofusible polyethylene. Reinforcement: 250 g/m² recycled, spun-bound polyester. Cold bending test: -25°C. Softening point: >100°C. Tensile strength: length >800 N/50mm; transverse >800 N/50mm. Elongation at break: length >35%; transverse >35%. BauderFLEX K4E, Brown. Guidance for specification option: Elastomer bitumen torch-on capping sheet. The 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. Product has been fire tested as part of a system assembly and this information can be obtained in the Fire Test Report available from Bauder Ltd. Width: 1 m. Length: 7.5 m. Thickness: 4.2 mm. Weight: 5 kg/m². Surface, top: mineral chippings. Reinforcement: 250 g/m² spun-bound polyester. Cold bending test: -30°C. Softening point: >110°C. Tensile strength: length >800 N/50mm; transverse >800 N/50mm. Elongation at break: length >40%; transverse >40%. BauderFLEX K4E, Charcoal Grey. Guidance for specification option: Elastomer bitumen torch-on capping sheet. The 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. Product has been fire tested as part of a system assembly and this information can be obtained in the Fire Test Report available from Bauder Ltd. Width: 1 m. Length: 7.5 m. Thickness: 4.2 mm. Weight: 5.5 kg/m². Surface, top: mineral chippings. Reinforcement: 250 g/m² spun-bound polyester. Cold bending test: -30°C. Softening point: >110°C. Tensile strength: length >800 N/50mm; transverse >800 N/50mm. Elongation at break: length >40%; transverse >40%. BauderFLEX K4E, Grey Slate. Guidance for specification option: Elastomer bitumen torch-on capping sheet. The 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. Product has been fire tested as part of a system assembly and this information can be obtained in the Fire Test Report available from Bauder Ltd. Width: 1 m. Length: 7.5 m. Thickness: 4.2 mm. Weight: 5 kg/m². Surface, top: mineral chippings. Reinforcement: 250 g/m² spun-bound polyester. Cold bending test: -30°C. Softening point: >110°C. Tensile strength: length >800 N/50mm; transverse >800 N/50mm. Elongation at break: length >40%; transverse >40%. Manufacturer guidance Not for use with green roof systems.
Attachment	Torch applied.
Detail work	-
Flashings	Bauder GRP Trim. Guidance for specification option: GRP roof edge trim for use with Bauder bituminous roof systems. Available colours of either grey or black and a choice of profiles to suit the requirements of most projects. Bauder GRP Water Check Trim. Guidance for specification option: GRP water check trim to be used on parapets and perimeter kerbs wider than 200 mm – must not be used on its own as a check kerb. Available in black only. Bauder Aluminium Termination Bar. Guidance for specification option: Natural finish aluminium alternative to a lead counterflashing for use at upstand details to give protection to the top edge of the waterproofing. It should be restricted to use on upstands where a chase cannot be cut into the wall. Bauder GRP Termination Bar. Guidance for specification option: Black glass-reinforced plastic (GRP) alternative to a lead counterflashing for use at upstand details to give protection to the top edge of the waterproofing. It should be restricted to use on upstands where a chase cannot be cut into the wall.
Skirtings and upstands	Not required. Bauder LiquiFIBRE Detailing Kit. Guidance for specification option: Fast-curing waterproofing resin, containing fibre reinforcement that can be used for detailing awkward shapes or inaccessible areas where using LiquiDETAIL is impractical. PMMA-based resin that requires a catalyst and is solvent-free, isocyanate-free and halogen-free. Bauder LiquiDETAIL. Guidance for specification option: Cold liquid-applied fast-curing waterproofing resin that can be used on upstands and details. PMMA-based resin that requires the addition of catalyst to trigger curing and is solvent-free, isocyanate-free and halogen-free.
Welted drips	Required. Guidance for specification option: Insert requirements. Not required.
Cover strips	Required. Guidance for specification option: Insert requirements. Not required.
Ancillary items	Required. Guidance for specification option: Insert requirements. Not required.
Surface protection	Not required. Required. Guidance for specification option: BauderGREEN FSM 600 protection mat laid on the completed waterproofing to protect the completed waterproofing from mechanical damage. Must be used with decorative ballast finishes.
System accessories	Not required. Bauder lightning conductors. Guidance for specification option: Lightning conductor clips are a specially designed secure clip that allows for movement. Bauder Lightning conductor clips – Type 4: Polyvinyl chloride (PVC) coated or bare conductor. Bauder rainwater outlets. Guidance for specification option: Bauder has a range of insulated or stainless-steel rainwater outlets. The insulated outlets can be used for maintaining thermal continuity at drainage points. Suitable for warm, cold and inverted roof construction. The BRE Certified (report no. HPR357-303748) high thermal value of the rigid foam body prevents condensation from forming on the underside of the outlet body. Designed for use when connecting to conventional drainage systems and is suitable for both new build and refurbishment projects. Outlets are included in the Bauder waterproofing system guarantee as they are integrated components. Flow rate figures (where applicable) are based on BS EN 12056:3:2000, typically taken using a 35 mm header of water including leaf grille: Bauder Bitumen Compact Vertical Outlet DN100: Insulated internal outlet, 6.1 L/s. Bauder Bitumen Vertical Outlet DN70: Insulated internal outlet, 7.1 L/s. Bauder Bitumen Vertical Outlet DN150: Insulated internal outlet, 7.2 L/s. Bauder Bitumen Letterbox Parapet Outlet DN 205 including stainless-steel leaf guard, 2.02 L/s. Bauder Bitumen Parapet Outlet DN 100 including stainless-steel leaf guard, 1.06 L/s. Bauder Bitumen Vertical Refurb Outlet DN70, designed to ensure the maximum flow rate of the existing downpipe is not exceeded. Bauder Bitumen Vertical Refurb Outlet DN95, designed to ensure the maximum flow rate of the existing downpipe is not exceeded. Bauder Bitumen Vertical Refurb Outlet DN145, designed to ensure the maximum flow rate of the existing downpipe is not exceeded. Bauder Bitumen Parapet ‘Tell-Tale’ Overflow DN50, designed to be used in conjunction with other roof drainage outlets to ensure that there is no water ingress into the build and that the structural load of the roof is not exceeded and provides a visible warning that the roof is holding excessive water. BauderSOLAR F XL Photovoltaic Mounting System. Guidance for specification option: Bauder flat roof PV mounting solution for framed solar modules. The mounting units are secured to the roof using a membrane-to-membrane welding technique. This installation method means that the roof is not compromised by penetrations for fixings, nor is it ballasted, which would add additional weight loading to the roof. Specifically designed to be installed on Bauder bituminous or single-ply waterproofing systems and provide a lightweight, low-risk and quick-to-install mounting solution for framed solar modules. Bauder rooflights/ glazing/ ventilation. Guidance for specification option: All these glazing products are fully compatible with the roof waterproofing systems. Consult manufacturer for details and insert requirements. BauderDOME Rooflight. Bauder Euroglaze Rooflight. BauderFLATGLASS Rooflight. Bauder Special Modular Rooflight. Bauder Continuous Rooflight. Bauder Walk-on Rooflight. Bauder Direct Glazing. Bauder AOV. Bauder Modular Link Glazing. Bauder Structural Rooflight. Bauder Fire Rated Rooflight.

Surfacing layer	Not required. Bauder Supported Paving. Guidance for specification option: A range of pedestal support systems designed to meet the exacting standards of finishing levels demanded when specifying open-jointed paving and decking finishes for hard landscaped intensive rooftops. Bauder Slope Correcting (DPH) Pedestal: fully adjustable pedestal with slope corrector, achieves depths from 17–1070 mm. Bauder Adjustable (PB) Pedestal: adjustable pedestal, achieves depths from 18–955 mm. Bauder Non-Combustible (NC) Pedestal: all-metal, non-combustible, with integrated slope corrector, achieves depths from 42–282 mm. Bauder Supported Decking. Guidance for specification option: A range of pedestal support systems designed to meet the exacting standards of finishing levels demanded when specifying open-jointed paving and decking finishes for hard landscaped intensive rooftops. Bauder Slope Correcting (DPH) Pedestal: fully adjustable pedestal with slope corrector and available kit support for joist battens, achieves depths from 17–1070 mm. Bauder Adjustable (PB) Pedestal: adjustable pedestal with available joist holder accessory for decking, achieves depths from 18–955 mm. Bauder Non-Combustible (NC) Pedestal: all-metal, non-combustible, with integrated slope corrector and non-combustible Bauder Ali-Rail for decking, achieves depths from 42–282 mm. Ballast (by others). Guidance for specification option: 20–40 mm rounded washed pebbles.