Zinsser B-I-N Water Base Primer is a primer-sealer/stain killer/bond coat recommended for application to interior ceilings, walls, doors, trim, cabinets, furniture, and related paintable surfaces. This primer offers a permanent solution to severe stains and odors in a fast-drying formula that works with any topcoat. It may be used to block water, grease, rust, smoke, asphalt, graffiti, and many other types of stains. Seals wood knots and sap streaks on interior wood and spot exterior areas Blocks odors permanently and seals severe stains from water, smoke, fire damage and more Excellent adhesion to glossy surfaces without scuff sanding Clean up spills with detergent and water