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  • Hardcast 3" x 50' High Pressure Duct Sealing Foil Tape 701-3

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    Aluma-Grip AFT-701 is a heavy-duty, pressure-sensitive, 40-year-cycle, duct joint rolled sealant. AFT-701 provides an aggressive water-resistant grip to most surfaces including sheet metal, duct board, flex duct, PVC-coated duct, and duct wrap vapor barriers. AFT-701 is suitable for subgrade application on PVC-coated duct. 

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