New Look, Same Trusted Formula, KILZ Original 1 Gal. Interior Low VOC White Primer, Sealer and Stain blocker is an oil-base primer, sealer and stain blocker with a low VOC formula. It is excellent as a base coat for latex or oil-based paint. Its powerful stain-blocking properties block most odors, as well as interior water, smoke and tannin stains. It can be applied to almost any interior surface, including furniture, drywall, plaster, paneling, brick, masonry and even painted metal.