Sika Flex 90618 Construction Sealant in white is a high-performance polyurethane sealant designed for professional construction and repair projects. This 10.1 oz cartridge delivers strong adhesion and flexibility, making it ideal for sealing joints and gaps in concrete, tile, walls, and countertops. Its waterproof and durable formula ensures long-lasting protection against water intrusion and weathering, while the paste form allows for easy application and smooth finishing. Sika Flex 90618 is suitable for both indoor and outdoor use, providing excellent resistance to aging and cracking. The product is perfect for those seeking a reliable concrete caulk or urethane caulk for demanding environments. Manufactured by SIKA, this industrial adhesive is trusted for its quality and performance. Each package weighs 13.2 lbs and contains 12 cartridges, with package dimensions of 13 in. x 9 in. x 7 in. and individual cartridge dimensions of 8 in. x 6.5 in. x 12.5 in. Choose Sika Flex 90618 for your next construction or renovation project to achieve professional, long-lasting results.