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Excel® Solar PV Flex Warm Roof Multi-Layer System (In-situ/ Pre-cast) / Timber Roof Deck / Profiled Metal Deck

Verified by manufacturer 1 day ago

Excel Solar PV WR System - Concrete Roof Slab (In-situ/ Pre-cast)

Axter Ltd Variant:
Third party certifications:
  • BBA Agrément Certificate

    BBA Agrément Certificate

    Certificate type

A robust, durable bitumen waterproofing system with a unique thin film light weight building integrated photovoltaic solution.

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BOS
 +44 (0)1473 724056 Website

Application

Ideal for lightweight new build and all refurbished construction projects.

Description

A flat roof system configuration combining waterproofing and clean electrical energy production. Excel®Solar PV FLEX combines Excel® Solar reinforced bitumen waterproofing membranes, manufactured with the patented ALPA-MIX polymeric binder, with fully bonded thin film SOLAR PV CIGS (Copper Indium Gallium Selenide) flexible photovoltaic modules.


Features and benefits:

  • Shade tolerant CIGS technology with superior low light performance.
  • Light weight - module 2 kg per m².
  • BBA certified: 94/3037 Product Sheet 1, Issue 5.
  • Fire Classification BROOF(t4) when tested as part of an Excel Solar warm roof system assembly.
  • Multi-layer or single layer application.
  • Ideal for lightweight structures and/or roof refurbishments
  • 30-year waterproofing system guarantee, covering materials, design and workmanship.
  • 10-year performance product warranty against power loss (CIGS Module).


Application method:

  • Designed for installation in either a multi or single layer application using hot air welding, torch-on or mechanical fastening techniques.

General information

Color

Grey

Blue

Finish

Other

Smooth

Manufacturer guidance

Photovoltaic module finish.

Material

Other

Guidance for specification option:

Alpa® mix polymer modified membrane.

Shape

Other

Length

Bespoke

Guidance for specification option:

CIGS module size: 2585 mm.

Width

Bespoke

Guidance for specification option:

CIGS module size: 1293 mm.

Height

Bespoke

Guidance for specification option:

CIGS module size: 2.5 mm.

Warranty description

Other

Manufacturer guidance

  • Up to 30-year waterproofing system guarantee, covering materials, design and workmanship.
  • 10-year performance product warranty against power loss (CIGS Module).

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

EXCEL®

Specification data - Reinforced bitumen membrane warm roof covering systems

Preparation

-

Horizontal work

VERNIS ANTAC ST quick drying primer.

Guidance for specification option:

  • Type: Bitumen cut back with volatile solvent.
  • Manufacturer: Axter Ltd.
  • Product reference: VERNIS ANTAC ST quick drying primer.
  • Characteristics when tested to BS EN 13357.
  • Volatile solvent content (minimum): 54% ± 2% by mass.
  • Viscosity (maximum) (STV at 25°C, 4 mm orifice): 15 to 30 s.
  • Approx. coverage 5-6 m²/l (dependent on substrate).
  • Suitable to be used on concrete, metal or timber substrates.

Air and vapour control layer

-

Type

ROLLSTICK 31 ALPA ALU.

Guidance for specification option:

It has a thermofusible film on the undersurface and semi-continuous strips of self-adhesive bitumen on the surface, protected by a thermofusible film for direct insulation adhesion.

NOTE: priming of the substrate is not required with the application of this membrane.

  • Type: VERNIS ANTAC ST quick drying primer.
  • Manufacturer: Axter Ltd.
  • Product reference: ROLLSTICK 31 ALPA ALU.
  • Thickness: 2.20 mm.
  • Vapour resistance: 7500 MNs/g.

Insulation

-

Type

HYTHERM ADH.

Guidance for specification option:

  • Type: Rigid polyisocyanurate foam (PIR) roof board.
  • Standard: Rigid polyisocyanurate foam (PIR) roof board to BS 4841-3.
  • Manufacturer: Axter Ltd.
  • Product reference: HYTHERM ADH.
  • Grade: As insulation manufacturer's recommendations for the traffic loading.
  • Edges: Square.
  • Thickness: In accordance with Axter thermal design (U-Value) calculation Ref No_____.
  • Facing: Glass tissue.
  • BRE Green Guide Rating: A
  • GWP (Global Warming Potential) = <5.

Fixing

HYRA-STIK EVO.

Guidance for specification option:

  • Type: Non-flammable, solvent-free, low odour, Polyurethane adhesive.
  • Manufacturer: Axter Ltd.
  • Product reference: HYRA-STIK EVO.
  • Restriction: For heat-sensitive insulation materials, use cold bonding compound.
  • 6 litre drum; 6.5 kg per drum.
  • Application, refer clause 540: Apply Hyra-Stik Evo directly on to the substrate (deck or AVCL) in beads 20 mm to 30 mm wide at 200—300 mm centres. At roof edges and upstands, increase rate by a factor of 1.5.
  • Curing time: between 15 minutes – 60.

Waterproof covering

-

First layer

-

Type

HYRANGER SPOT ADH.

Guidance for specification option:

  • Type: Stabilized polyester reinforced SBS modified self-adhesive bitumen membrane.
  • Product Reference: HYRANGER SPOT ADH.
  • A stabilized polyester reinforced SBS modified self-adhesive bitumen membrane with a macro-perforated film on the top surface and removable release paper to the underside and selvedge.

Top layer

-

Type

EXCEL®, a polyester reinforced self-finished bituminous membrane.

Guidance for specification option:

Top layer/ Capsheet (exposed memebrane):

  • Type: Polyester reinforced self-finished bituminous membrane.
  • Product Reference: EXCEL®, a polyester (180 gm/m²) reinforced self-finished bituminous membrane (5.07 kg/m² nom).
  • Manufactured with ALPA® mix binder and British Board of Agrément (BBA) certified .

EXCEL SOLAR is a polyester reinforced ALPA® polymer modified bitumen waterproofing - membrane.

Guidance for specification option:

Top layer/ Capsheet (beneath photovoltaic modules):

  • Type: Polyester reinforced ALPA® polymer modified bitumen waterproofing membrane.
  • EXCEL SOLAR is a polyester reinforced ALPA® polymer modified bitumen waterproofing - membrane.
  • The undersurface is a thermofusible film and the surface is a peel-off silicone film.

Attachment

Flame free hot air welded.

Torch-on.

Mechanical fastening.

Manufacturer guidance

Installed fully or partially bonded with fully sealed joints, using the fastening techniques to form a continuous layer.

Detail work

-

Flashings

35 PY Angle Reinforcement.

Guidance for specification option:

  • 35 PY ANGLE REINFORCEMENT is a polyester reinforced SBS elastomeric membrane.
  • Minimal thickness is 3.5 mm.

Hyranger Spot ADH.

Skirtings and upstands

35 PY Angle Reinforcement.

Guidance for specification option:

  • 35 PY ANGLE REINFORCEMENT is a polyester reinforced SBS elastomeric membrane.
  • Minimal thickness is 3.5 mm.


Ancillary items

Axtrim.

Guidance for specification option:

  • Manufactured from extruded aluminium alloy to BS 1474, Quality 6065/ T6 (AIMgSi 0.5 F22).
  • Roof edge trim brings a neat finish to flat roof waterproofing.


Axtrim aluminium termination bars.

Guidance for specification option:

  • Axtrim aluminium termination bars are manufactured from extruded aluminium alloy to BS 1474, Quality 6065/ T6 (AIMgSi 0.5 F22).
  • Aluminium termination bars will not rust and are not affected by atmospheric pollution.
  • Colourfast and maintenance free once installed.

Axtrim GRP termination bars.

Guidance for specification option:

  • Axtrim GRP termination bars are manufactured from pultruded GRP (glass reinforced polyester).
  • It is UV protected and has low coefficient of thermal expansion.
  • GRP termination bars will not rust and are not affected by atmospheric pollution.
  • Colourfast and maintenance free, once installed.

Rainwater outlets.

Guidance for specification option:

  • Axter rainwater outlets are manufactured from 0.7 mm stainless steel in a choice of diameters, with a factory bonded flange, if required to provide a bonding area with the relevant Axter waterproofing system.
  • SBS bitumen membrane flange 500 mm square, suitable for use with the full range of Axter reinforced bitumen membrane (RBM) and hot melt structural waterproofing systems.
  • On the Dual Outlet, a bitumen flange is fitted at AVCL level. 
  • PVC membrane flange 350 mm square, suitable for use with Axter Ecoflex/ Ecoline PVC single ply waterproofing systems.

Sump outlet.

Guidance for specification option:

  • Specifically designed for through walls applications or parapets, where a high flow rate is required and are supplied with the Hyflow leaf guard as standard.
  • AXTER sump outlet has a flow rate of 6.1 L/s.
  • As recommended by UK design standard BS EN 12056: 3-2000, with a water depth of 35 mm.


Wide parapet outlet.

Guidance for specification option:

  • Used where an increased flow rate (2.02 L/s) is required.
  • A 90° pipe angle and extra-large leaf guards are also available to be used with this unit.


Universal leaf guard.

Guidance for specification option:

  • The solid stainless steel universal leaf guard clamps to the inside of the outlet stem.
  • Suits all sizes of rainwater outlets.


Parapet leaf guard.

Guidance for specification option:

The solid parapet leaf guard is attached to the inside of the outlet and is fully adjustable to fit all three parapet outlet sizes.

Hyflow leaf guard.

Guidance for specification option:

  • The 1.4301 (304) grade stainless steel Hyflow leaf guard is designed to be used with Axter rainwater outlets.
  • Its use increases flow rate by over 50% compared to standard leaf guards.


System accessories

Lightning conductor clips.

Guidance for specification option:

  • Axter lightning conductor clips provide resilience and repellent characteristics, keeping them from fading and going brittle in sunlight.
  • Simple to install and are supplied as a one-piece unit.
  • Colour is dark grey.

Rooflights/ access hatches.

Guidance for specification option:

Consult manufacturer for details.

Execution

-

Manufacturer guidance

Where required installed to a zero fall or laid to falls. All in accordance with the manufacturer’s guidance, third party certification and British Standard documentation BS 6229: 2018. The structural deck must be clean and dry with moisture content below 6%. The deck should be cleaned ensuring the removal of all dust and loose material using approved methods. Please refer to Axter Ltd substrate preparation document for further guidance.

System completion

Interim and final roof inspections by AXTER Quality Assurance (QA) personnel. Final roof inspections by AXTER Quality Assurance (QA) personnel are mandatory for guarantee application.

Certification

BBA approved, accepted by all third party building warranty providers such as LABC and NHBC. Fully compliant with The Building Regulations and all relevant British and harmonized European standards.

Structure

Concrete Roof Slab (In-situ/ Pre-cast).

Manufacturer guidance

  • Reinforced bitumen membranes should only be applied over a continuous substrate which provides full support.
  • Support structure materials used to form the roof deck in flat roofs should be those listed in BS 6229: 2018, and conform to the relevant requirements in BS 8217: 2005.

Underlayer

Hyranger Spot ADH.

Guidance for specification option:

HYRANGER SPOT ADH is a self-adhesive, stabilised polyester reinforced SBS elastomeric modified bitumen waterproofing membrane used as a base layer in a multilayer wateproofing system. The under surface is covered with a peel-off film. The under surface and side lap are self-adhesive. The width of the side lap is 7cm.

Hyranger TS CPV.

Guidance for specification option:

HYRANGER TS CPV is a stabilised polyester reinforced SBS elastomeric modified bitumen waterproofing membrane. It can be used as a base or intermediate layer of multi-layer waterproofing system for flat roofs. It can also be used as the top layer under site applied added protection. Please refer to datasheet for full product details.

Finish layer

Solar PV Flex Roof Finish.

Guidance for specification option:

Axter SOLAR PVFLEX flexible, thin-film photovoltaic system is a lightweight integrated solution where the solar PV module and the waterproofing are combined, and the PV module is secured to the roof system without the need for mechanical restraint and penetration of the waterproofing layer.

Sustainability data

Contains Red List materials

Yes

Country of material origin

Europe

Country of product manufacture

Europe

Embodied carbon

A1-A3 (production stage) as defined in BS EN 15804

-

Manufacturer guidance

No guidance available

Recyclability

Product can be deconstructed by specialists

Guidance for specification option:

Polymer modified bitumen membrane production waste is recycled and taken for re-use in the manufacture of asphalt for use in road construction.

Manufacturer guidance

  • The products comprise bituminous compounds, mineral aggregates and glass /polyester, which can be recycled.
  • 100% recyclable except for aluminium membranes ( the aluminum would have to be removed).
  • They can either be burned to recuperate the energy produced, or ground down to add them into membranes or shingles or into roads.


Recycled content

As defined in clause 7.8 of BS EN ISO 14021

-

Manufacturer guidance

No guidance available.

BIM objects

BOS

NBS BIM Object Standard

This BIM object has been authored to meet the requirements of the NBS BIM Object Standard.

Find out more about the NBS BIM Object Standard.

Platform Compatible Version
Revit
 -

1

IFC
 -

1

Third party certifications

BBA Agrément Certificate

BBA Agrément Certificate

94/3037 - Axter Excel Roof Waterproofing System

Case studies

Newcastle Under Lyme College

Newcastle Under Lyme College

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