KILZ 3 White Premium Water-Base Interior/Exterior Sealer & Stain Blocking Primer 1 gal. (Pack of 4)This interior exterior water based primer, sealer, stain, and odor sealer from KILZ will tackle tough stains from water damage to rust stains. KILZ primer and sealer will cover up rust, smoke, grease, ink, and even pet stains and block odors while providing an excellent enamel undercoat. Besides, this primer paint seals the surface for a uniform finish minimizing problems caused by color changes, minor stains, surface textures, and porosity