Gallon, #3600 Natural, S.P.F. 24 Deck & Fence Finish, Lightly Toned Acrylic Finish For Decks Or Fences, Beautifies Wood While Providing UV Protection & Water Repellency For Up To 24 Months, Use On Pressure Treated Pine, Cedar, Redwood, Fir, Cypress, Spruce Or Hardwoods, Can Be Applied While Wood Is Damp Or Dry, Surfaces Should First Be Cleaned With #01-8001 S.P.F. 1 Cleaner & Conditioner True Value Item #554-826.