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The Polymer Adhesives Airseal #33-T is a fiber reinforced water based duct sealant with MPN 1-AS33-0TW-00. This product is ideal for pressure sealing various HVAC duct systems including metal, fiberglass duct board, and flex duct. It is UL 181 A-M & B-M listed, ensuring high performance and safety standards.
This duct sealant exceeds SMACNA pressure and sealing classes, making it reliable for high-pressure systems. The product is easy to apply and dries to a tough finish that resists mold and mildew.
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