roof foil, breathable membrane, vapor barrier,housewrap, roof membrane, vapor barrier, roof underlayment,diffusion membrane UV resistance: 2-6monthsChemical composition: PP ... 50m ISOTEX SILVER is a two or three-layer vapour barrier consisting of polypropylene or polyethylene coated woven fabric to be ... and easy to assemblyResistant to tearingVapour InsulatingResistant to UV radiation vapor barrier