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.
