KILZ ORIGINAL Aerosol blocks most stains including water, smoke, tannin, ink, pencil, felt marker, grease and seals pet and smoke odors. Use on interior surfaces including drywall, plaster, paneling, wallpaper, wood, masonry, brick, painted metal and properly prepared glossy surfaces. KILZ Original is not recommended on flooring unless used as a subcoat to new carpet or hard flooring.