Vap Air Flat Roof Vapour Barrier/Air Control Layer - Self Adhesive Vapour Barrier (40m)

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  • SELF-SEALING - Due to its bitumen backing and the reinforcement fibres in the metallic top sheet, the membrane self seals around screws when penetrated, making it perfectly suited to flat roofing installations
  • MULTI-SUBSTRATE COMPATIBILITY - This vapour barrier can be installed onto multiple substrates, from fresh timber surfaces through to galvanised metal sheets
  • HIGH TENSILE AND SHEAR STRENGTH - The vap-air vapour control layer is extremely durable making it perfectly suited to most building applications where a vapour barrier is required. It has a tensile strength of 800 700 N 5 cm and a shear strength of 657 N 5 cm

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