Monster® roof and deck wash quickly restores heavily grayed and weathered outdoor wood surfaces. This product will remove gray wood fiber, failed wood stains, tannin bleeding, water stains, mildew, mold and discolored surface fiber from decks, fences, wood siding and log homes. Use to restore wood to its natural color and prepare it for recoating. This product will also clean a variety different of roof surfaces. U.S.A. Usage: Quickly restores heavily grayed and weathered outdoor wood surfaces, Removal Of: Gray wood fiber, failed wood stains finishes, water stains, mildew and mold, Gallons: 1 Makes up to 20 gallons Ideal for all types of wood including pressure treated, pine, fir, red cedar, yellow cedar, white cedar, redwood, cypress, oak, teak, mahogany Safe on treated lumber and wood stains Rejuvenates wood by removing deteriorated fibers Contains no bleach Water rinse clean-up Water-based formula Deep penetrating formula Non-flammable Biodegradable Safe to use around surrounding vegetation if pre-wet Extends the life of wood and roof Typical uses: Wood decks Wood fences Wood railings Wood siding Roof and shingles Clay roofs Log homes Cedar shakes Playground equipment Outdoor wood furniture Hot tub decks Gazebos