Vapour Barrier Underlays

Conventional ventilated pitched roof construction utilises an air and liquid barrier roofing underlay.

Specifically developed as a modern, cost effective lightweight alternative to traditional type 1F bitumen felts, MultiTX® Plus is a high vapour resistance (HR), air and liquid barrier underlay. It is a durable, clean, easy to cut and install, and offers excellent temporary protection against the elements.

MultiTX® Plus is suitable for fully supported or unsupported roofing applications, and is used in conventional ventilated pitched roof construction of both cold and warm roofs.

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