Cutek Wood Reviver (1 Gallon)If you have OLD, GRAYED OR WEATHERED UNCOATED WOOD: Old, dirty, stained or gray weathered wood should be prepared and restored by first applying CUTEK Wood Reviver which will remove the gray and reinstate the original natural color, grain and beauty of your wood prior to application of CUTEK Extreme. If you have WOOD PREVIOUSLY COATED WITH A NON CUTEK COATING: CUTEK Extreme must be applied to bare, clean and dry wood. This allows CUTEK Extreme to