9' x 100' Vapour Barrier

CertainTeed's MemBrain™ Continuous Air Barrier & Smart Vapor Retarder is a vapor retarder sheeting intended for use with unfaced, vapor-permeable mass insulation (fiberglass and mineral wool) in wall and ceiling cavities. It changes its permeability with ambient humidity conditions, all while providing a continuous air seal.

• Continuous indoor air barrier creates a better performingbuilding envelope
• Dynamic performance and permeance rating - Senses and adapts permeance to varying humiditythroughout the year to keep the cavity dry
• Prevents moisture vapor from entering the wall cavity inthe winter
• Allows any moisture buildup to escape the cavity in thesummer
• When installed with standard tape and sealingpractices, creates an air barrier that has been tested under stringent performance guidelines

DIMENSIONS:

• 9' x 100'

Our Return Policy

To be eligible for a return, refund or exchange, merchandise must be unused, undamaged, in its original packaging, and accompanied by the original bill of sale. If you're not satisfied that the items meet your needs, Home Hardware stores will accept the return of most regularly stocked items within 90 days of purchase. All refunds will be issued to the original method of payment.

Lumber, Building Materials, Furniture and Major Appliances return policies are subject to your local store.

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