Swelling pastes

Single-component, solvent-free polyurethane-based swelling paste. MasterMastic PU is a swellable sealing compound for waterproofing of concrete construction joints and penetrations. Upon contact with water, the swelling paste expands and seals the joint or penetration reliably and permanently.

Swelling pastes

SKU picture Name Description
010030 MasterMastic PU swelling paste 310 ml MasterMastic PU swelling paste 310 ml Single-component, solvent-free polyurethane-based swelling paste. MasterMastic PU is a swellable sealing compound for waterproofi ... View Product