Qt, #663, outdoor carpet adhesive, latex based, for exterior use only, will bond to concrete, asphalt paving, marine grade plywood, aluminum boat decks which are clean & roughened & fiberglass which has been roughened, strong initial grab, water resistant after 5 days, easy to trowel, beige in color, indoor/outdoor & outdoor carpet: v-notch, 1/8″d x 1/8″w x 1/16″a, trowel c, 22.5-27 sqft per qt, 10 year warranty.