Quikrete Self-Levelling Polyurethane Concrete Sealant ...
Quikrete Self-Levelling Polyurethane Concrete Sealant. Superior 1 component self-levelling sealant provides superior adhesion, flexibility, and durability. Construction grade polyurethane sealant is used for sealing cracks and joints in horizontal concrete surfaces such as sidewalks, driveways, industrial floors, parking decks, patios, and steps.