SEMCO Teak Sealer: Our most popular among teak furniture clients. Long lasting natural looking protection. Lasts through the season and can be renewed without deep cleaning or stripping for years! Repels water without being slippery. Relieves the drudgery of constant teak maintenance. Known the world over as the best protection for teak. SEMCO TEAK TREATMENT is renowned for its outstanding durability and long lasting performance. Easy to apply and withstands staining, weathering and discoloring up to a year. A water-based, environmentally-friendly teak finish. It will slightly darken the shade of the wood and the more coats applied the greater the shine. Contains pigments, UV inhibitors, and moisture protection. Approximately Usage : Coverage is 200 square feet per gallon for the 1st coat and 400 square feet per gallon for the 2nd coat.