Ultra Thane 1000 | Water-Resistant, UV Resistant, Stain-Resistant Concrete Sealer, Medium Gloss (1 Gal) One of the easiest, user friendly sealers on the market. Great for indoor & exterior usage. Single component water based aliphatic urethane made for both indoor and outdoor use on concrete, overlay and microtoppings. Also works as great vertical sealer because it protects against grafitti. Low VOC and designed to be used alone or as a finish coat over epoxy or similar coating for increased wearability. This product will darken the surface slightly with a medium gloss. TYPICAL USES: Basements, warehouses, foyers, kennels, restaurant floors, stores, concrete counter tops, brick hearths, some tile, or almost any surface that needs an abrasion resistant low mil coating. This sealer can even be tinted for a one step finish such as a garage or workshop floor.