Gallon, #663, outdoor carpet adhesive, latex based, for exterior use, will bond to concrete, asphalt paving, marine grade plywood, aluminum boat decks which are clean & roughened & fiberglass which has been roughened. Strong initial grab, easy to trowel, water resistant after 5 days, beige in color, indoor/outdoor & outdoor carpet: v-notch, 1/8″d x 1/8″w x 1/16″a, trowel c, 90-108 sqft per gallon, 10 year warranty.