Gallon, Odor Killing Primer, Low Odor, Water Based, Kills Existing Odors On Interior Surfaces, Applies White & Dries Fast To A Clear, Low Sheen Finish To Permanently Seal In Odors, Use To Eliminate Difficult Exiting Odors From Pets, Including Urine, Food, Cigarette & Cigar Smoke, Fire, & Smoke Damage, Great For Wood Sub-Floors, Cabinets & Walls, Compatible With All Paints & Clear Finishes, Dries In 45 Minutes.