Restore-X® Exterior Wood Deck Cleaner is the first step in restoring the beauty of Exterior unfinished and semi-transparent stained woods that are weathered and have dirt deposits or stains. Now it is possible to remove old semi-transparent stain that has lost its original appearance. Restore-X® Deck Cleaner dissolves old stain and accompanying watermarks and eliminates the graying effects of weathering by removing the deteriorated wood cells, mildew, pollutants, etc., that cause discoloration. Old wood looks new again and unsightly semi-transparent stain is easily removed. No longer is it necessary to cover up with solid stain or paint. Restore-X® Deck Cleaner is the answer for decks, wood siding, fences, benches, planters, patio furniture, and other exterior wood surfaces.