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WR Meadows
4" x 75' Air-Shield™ Self-Adhering Air/Vapor & Liquid Moisture Barrier
QXO product C-403750 · 1 options
Selected: White
QXO SKU 403750 · Product number WRMAS475
Free, no-obligation quote. Our team confirms local availability, required quantities, compatible components, and installation pricing.
Selected option specifications
- UOM
- RL
- Item Weight
- 7.23
- Algae Resistance
- No
- Applicable Standards
- Exceeds the requirements of the Massachusetts Commercial Energy Code for Building Envelope Systems Meets CAN/CGSB-51-33, Type I Water Vapor ABAA ASTM E283 LEED
About this product
Air-Shield self-adhering air/vapor and liquid moisture barrier is part of a total W. R. MEADOWS system to complete the building envelope. It is a roll-type product. The membrane's controlled thickness is fabricated from cross-laminated polyethylene bonded to specially modified asphalt. This unique, self-adhesive membrane, protected by a special release paper, is strong and durable. It remains flexible when surface mounted and will adhere to most primed surfaces at minimum temperatures of 40° F (4° C). The membrane provides excellent protection as a tough barrier that won't shrink, sag, dry out, crack, or rot. It offers excellent resistance to punctures during installation. AIR-SHIELD can also be used as a transition membrane to provide protection against water infiltration in critical detail areas, such as window and door openings, deck-to-wall intersections, corner boards, wall-to-wall tie-ins, foundation sill plates, sheathing panel seams, under stucco finishes, masonry walls, and other non-roof detail areas.


