GAF SA Vapor Retarder XL is a self-adhered membrane used as a vapor retarder on insulated roof systems. It can be installed on most substrates, such as steel, concrete, plywood, gypsum or cement boards,and asphaltic panels.
Benefits of GAF SA Vapor Retarder XL include:
Now in larger size than previous GAF SA Vapor rolls
A six square sized roll results in fewer rolls needed per job, as well as fewer seams per job
Easy-to-peel release film for fast installation
High tensile strength provides protection against foot traffic
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