VertiWrap VPL air barrier membrane permits the passage of water vapor, while acting as a barrier to air and liquid water. VertiWrap VPL reduces the build up of moisture in the wall assembly, increasing the wall durability and comfort of the building occupants. VertiWrap VPL is rain resistant in 30 minutes under ideal conditions*. VertiWrap VPL is compliant in a wide variety of NFPA285 wall assemblies. *50°F and rising, in direct sunlight.

55 gallon drum