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J-SEAL® PU1 Polyurethane Joint Sealant

J-Seal® PU1 Polyurethane Joint Sealant is a one-component, gun grade, polyurethane joint sealant with high bond strength, which cures on absorption of atmospheric moisture to form a firm and flexible seal for moderate movement joints, construction joints and control joints. J-Seal® PU1 can be used in both horizontal and vertical applications.