Visqueen Ultimate UniSeal is a 2 part system. The 1st component is a bitumen-extended polyurethane fluid and the 2nd part is an accelerator hardener. The system dries rapidly to give a continuous fully bonded waterproofing coating that is flexible at extreme temperatures. Suitable for various masonry applications including blockwork. It can be used for detailing irregular profiles and penetrations and it compliments Visqueen’s self-adhesive waterproofing membranes.