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All Categories > Air/Vapor Barriers & Flashing > Under Slab Vapor Barriers > W. R. Meadows  

W. R. Meadows

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Meadow Vapor Seal w/Plasmatic Core

PREMOULDED MEMBRANE VAPOR SEAL with PLASMATIC CORE (PMPC) is a seven-ply, weathercoated, permanently bonded, semi-flexible bituminous core board. It is composed of a homogeneous, highmelt point bituminous material, in combination with an exclusive plasmatic core suspended mid-point in the bituminous core. This core is sealed under heat and pressure between liners of asphalt-impregnated felt and a glass-mat liner. An asphalt weather coat is applied to the glass-mat liner and covered with a polyethylene anti-stick sheet.
PMPC provides a positive, easy-to-install, economical, true vaporproofing and waterproofing system for horizontal applications. Properly applied, it stops moisture migration in footings, ...
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Meadows Perminator Underslab Vapor Barrier


PERMINATOR underslab vapor barrier is a new generation of polyolefin-based resin/chemical technology.

PERMINATOR provides the vapor barrier industry with a highly effective, economical choice for helping to reduce the penetration of moisture and water vapor through the slab into the structure, thereby helping to reduce fungus, mildew, and mold growth.

PERMINATOR also helps reduce radon gas from entering the structure.

PERMINATOR is tough enough to withstand normal construction jobsite conditions and traffic. It will not crack, puncture, snag, split, or tear easily.

PERMINATOR helps meet and maintain the maximum slab moisture transfer rate of 3 lb./1000 ft.2/24 hours, as allowed ...