BEHR's best wood finish, this advanced 100% acrylic formula delivers complete protection from the elements for up to 4 years on decks and 6 years on fences and siding. The silicone-fortified formula delivers excellent protection from the sun's harmful UV rays. BEHR Premium Waterproofing Wood Finish is available in 3 pre-mix colors as well as 6 custom colors to reveal the beauty of your wood surface. Color: Cedar Naturaltone.