A premium grade formulation for bonding foam board insulation to a variety of surfaces, interior or exterior. Compatible with all foam board insulation products. Latex based adhesive especially designed for bonding polystyrene foam to itself or to a variety of construction materials, including, but not limited to: Wood, gypsum board, concrete, and brick. Do not use when: Temperatures are lower than 40 deg. F. (5 deg. C.) or above 100 deg. F. (38 deg. C.). Do not use on polyethylene, polypropylene, polytetrafluoroethylene and acrylic. Do not use on areas subject to permanent water immersion. Do not apply outside if rain is expected within 12 hours, or apply to wet surfaces. Not recommended for bonding panels to nonporous surfaces (one surface must be porous). Low VOC formulation meets stringent State and Federal VOC regulations. Nonflammable. Uncured adhesive cleanup: Soap and water. Cured adhesive cleanup: Cut or scrape. Color: Light blue.