Penofin Wood Brightener is an incredibly effective wood restorer and brightener that safely removes the gray caused by weathering. Recommended to remove oxidized tannins on wood. Highly effective on decking, siding, hot tubs, or any wood structure!

Exterior Hardwood Finish Preparation is formulated to open the pores of the wood’s surface to ensure deep penetration of Penofin’s amazing natural oil finish formulated for hardwood.