Henry 663 For Exterior Installations Of Indoor/Outdoor Carpet. Bonds to: Concrete, Asphalt Paving, Abraded Fiberglass Substrates, Roughened Aluminum Boat Decks, Exterior Grade Plywood, and Marine Grade Plywood. Do Not Use Over Asphalt Roofing Or Treated Wood. 10 Year Limited . Voc Content: 132 G/L; Calculated and Reported Scaqmd 1168. 1/8" D. X 1/8" W. X 1/16" A. V-Notch Trowel 20 to 23 Sq. Ft. Per Quart. Plastic Pail.