KILZ White Latex Interior & Exterior Sealer Stain Blocking Primer, 1 Quart is a fast-drying, water-based multi-surface primer that excellent adhesion and sealing properties with a very mild odor. This versatile primer-sealer-stain blocker is specially formulated to block most light stains including water, rust, grease, ink, pencil, and felt marker. It provides a mildew-resistant coating and effectively hides previous colors, making it i for a variety of surfaces such as interior drywall, woodwork, plaster, paneling, wallpaper, masonry, brick, architectural plastics, and non-ferrous metals. With its strong sealing ability and smooth finish, this primer ensures your paint job looks fresh and lasts longer.