Costar Expanseal 300 is self-levelling polyurethane sealant ideal for horizontal applications that allows continual movements of the structure caused by thermal changes without cracking.
Features
Easy application
Fast cure and over paintable
Self-levelling consistency
Possesses permanent elasticity
High adhesion strength
Allows joint movement
Advantages
Used for sealing of horizontal joints both internal and externally
Expansion joints between many different construction materials
Industrial floors, sidewalks and garages.