Bostik Dampfix Bond Breaker H380

Moisture-curing hybrid sealant used as a fillet-joint bond breaker beneath waterproofing membranes at wall-to-wall and wall-to-floor movement joints. Isocyanate, silicone and solvent free, with elongation of 300 percent or more and plus or minus 25 percent joint movement. Skins in 30 to 50 minutes, tack-free in 10 to 20 minutes, bonds to damp substrates.