Third party approval
This literature item is no longer available.
Third party approval
Polyfoam Inverted Roof System BBA Certificate (inc Polyfoam Roofboard Extra and Polyfoam Slimline Zero Membrane)
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Polyfoam XPS Product & Application Guide
White Paper - Assessment & Certification of Inverted Roof Systems
White Paper - Using XPS Insulation in Masonry Cavity Walls Below DPC Level