Vapor Barrier

The Garland Company

Aero-Block WB is a fluid-applied, water-based polymer modified asphalt emulsion air, vapor, and water barrier. It can be applied by brush, spray, or roller to masonry, concrete, exterior gypsum board, stone, wood sheathing, and metal. Accommodates building movement and features water vapor transmission of .62 perms. Available in 5-gallon pails or 55-gallon drum.

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