CUTEK Wood Reviver (Pro Clean) - 1 galCutek Wood Reviver (Formerly "Pro Clean") 1 Gallon Cutek ProCleanis a professional wood cleaning and restoration agent. Pro Clean counteracts the weathering process by treating and eliminating years of discoloration from all species of wood. It also cleans, brightens, and restores wood bamboo surfaces to the appearance of new wood. Use when wood is significantly grey and weathered, or to remove stubborn stains such as tannin stains, resin stains,