CARB (California Air Resource Board) compliant construction adhesive meets state of California air quality management new ordinance requirements. Low solvent adhesive for use on paneling, plywood, particle board, furring strips, molding, drywall, hardboard, fiberboard, urethane foam board, felt, stair treads, tub surrounds, and corktile. Do not use on subfloors. Water-resistant after set. Meets requirements of ASTM-C557-93 adhesive standard. Color: White. .