F38 Heavy Duty is a Heavy Duty, No-Sag drywall adhesive designed for cold weather applications.
OSI F38 Heavy Duty is best suited for bonding gypsum board to wood or metal studs, laminating gypsum board to gypsum board and bonding gypsum board to concrete or block walls. It is widely used in new construction of single-family and multi-family homes, manufactured housing, commercial construction and all remodeling, remedial and renovation projects where drywall or gypsum products are installed. OSI F38 Heavy Duty is designed to make installations quick, easy and less costly. When applied as directed, the adhesive combined with the approved mechanical fasteners is the preferred method for permanent, safe installations.
Do not use on unlined expanded or extruded polystyrene foam, polystyrene or ABS plastic panels. Not recommended for applications requiring temperature resistance greater than 150°F (66°C)