A two or three layer torch-on APP modified bitumen roofing system comprising a mineral faced cap sheet, sanded underlay and preparation layer, PIR roofing insulation, and Total Torch vapour control layer.

General information

Uniclass 2015

Ss_30_40_30_72 Reinforced bitumen membrane warm roof covering systemsPrimary


J41/110 Built-up reinforced bitumen membrane warm deck roof covering

J41/130 Built-up reinforced bitumen membrane cold deck roof covering

Specification data - Reinforced bitumen membrane warm roof covering systems

Product Reference

Anderson APP roofing system


Icopal Siplast Bitumen Primer

Quick drying primer for torch-applied membranes.

Icopal S.A. Primer

Quick drying primer for self-adhesive membranes.

Vapour control layer

Total Torch Vapour Control Layer

Torch-applied membrane (for non combustible substrates).

TorchSafe T.A. VCL Stripes

Thermically activated, self-adhesive membrane.


Thermazone Torch-on Insulation

For partially bonded layers.

First layer

Icopal Torch-On Venting Base Layer

Intermediate layer

Anderson APP Sand underlay

Top layer/ Capsheet

Anderson APP Mineral cap sheet




TorchSafe T.A Detailing Underlay

3 mm self-adhesive SBS underlay (for combustible substrates).

Anderson APP Torch-On Underlay

2 mm polyester reinforced torch-applied APP underlay.


Anderson APP Capsheet

Torch-applied APP capsheet.

FireSmart T.A Detailing Capsheet

Self-adhesive SBS capsheet. (for combustible substrates).



Icopal Roofgard GRP Edge Trim

Icopal Roofgard Outlet

Icopal Roofgard Parapet Outlet

Icopal Roofgard Cowled Telescopic Vent

Icopal Roofgard Cable and Tube Duct

Icopal Roofgard Lightning Conductor Pads

Product Options


Consult with Icopal Ltd for details of the preparation and priming of the intended roof structure and substrate and for details of the requirements for preparation layers, venting layers, nailing layers and taping strips.

System build-up:

Consult Icopal Limited’s technical literature for details and guidance. Icopal Limited are also able to offer a design and specification service and it is recommended that they are consulted early in the design process.

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