This weatherproof, contractor-grade construction adhesive is designed for both exterior and interior applications, making it ideal for demanding jobs. Formulated to penetrate wet, frozen, and treated lumber, it delivers super strength adhesion for bonding common building materials such as plywood, waferboard, lumber, particleboard, and foam board to concrete. The adhesive bridges gaps up to 3/8 in., ensuring a secure hold even on uneven surfaces. With a working time of 15 min and a full cure time of 24 hr, it is suitable for flooring, masonry, and woodworking projects. The light tan, low-viscosity liquid comes in a 28 oz. cartridge, and is VOC compliant. This product is also a reliable panel adhesive and foam board adhesive, making it versatile for subfloor, deck, and drywall installations. Not UV or solvent resistant, it is recommended for indoor and outdoor use where a strong, heavy-duty bond is required. Meets ASTM standards.