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Accessories / Moisture Barrier


Air-Lock is a non-woven polyolefin membrane coated on one side with a breathable coating.  Air-Lock contains UV inhibitors and is suitable for short-term outdoor applications up to 180 days.

Rolls are 9′ x 100′ (900 sq ft)

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Air-Lock is installed on the outside of the wall cavity behind the exterior cladding. It protects against water infiltration while allowing the moisture inside the wall cavity to escape outward, ensuring a dry and healthy wall for the life of the building.