KILZ White Premium Water-Base Interior & Exterior Sealer Stain Blocking Primer, Gallon is a superior quality, fast-drying primer that features a low odor and zero VOC formula, making it an excellent choice for both interior and exterior use. This water-based primer acts as a sealer and stain blocker, designed to minimize issues caused by color changes, minor stains, surface textures, and porosity differences. It excellent adhesion and provides a mildew-resistant coating to protect surfaces. Its high-hide formula effectively blocks previous colors and medium stains, sealing surfaces to ensure a uniform finish. This primer is capable of blocking stains such as water, tannin, ink, pencil, felt-marker, and grease. It can be used on a variety of surfaces including wood, non-ferrous metals, cured plaster, wallpaper, masonry, concrete block/CMU, vinyl/PVC, fiberglass, and can be applied under or over latex or oil-based paint. The product has a flat sheen and belongs to the white color family. Application is versatile with brush, roller, or airless sprayer methods. It dries to the touch in 30 minutes and cleans up easily with water. Model Number: