Gorilla heavy duty construction adhesive is a tough, versatile, all weather adhesive. The 100% adhesive formula provides a long lasting, heavy duty bond. We call it all surface, all purpose. The gap filling, durable, 100% waterproof adhesive formula is perfect for indoor and outdoor projects, holds in 30 sec, and bonds virtually anything including subfloor, mirrors, trim, drywall, landscaping, bath surrounds, foam board, marble and more.