Formulated to minimize problems caused by color changes, minor stains, surface textures and porosity differences. Offers excellent adhesion and provides a mildew-resistant coating. High-hide formula. Blocks previous colors and medium stains. Seals surfaces for uniform finish. Mildew resistant. Zero VOC/low odor. Stains water, smoke, tannin, ink, pencil, felt marker and grease. Odors pet, smoke, food. Use on wood, ferrous metals, cast iron, wrought iron, steel cured plaster, wallpaper, masonry, CMU, under or over latex or oil-based paint.