Bonds paint to hard-to-paint surfaces. Excellent wet adhesion, low odor, sandable, soap and water clean-up, non-flammable. Primes aluminum, steel, galvanized metals, tile, porcelain, Formica, glass and old glossy paint. Covers 450 sq ft per gallon.UMA® 11052 Water Based Acrylic Bonder and Primer/Sealer, 1 qt Pail, White, Gloss, 450 sq-ft/gal Coverage