Product Description Built-in UV inhibitors help our polyethylene signs endure season after season. Painting and up keep of those old wood signs are a thing of the past. Unique New England styled product offering the timeless charm of the East Coast, installs easily over a standard 4x4 wood post From the Manufacturer Built-in UV inhibitors help our polyethylene signs endure season after season. Painting and up keep of those old wood signs are a thing of the past. The Woodhaven address sign installs easily over a standard 4 by 4 wood post. Bury about 2-3-Feet in the ground and leave 4-Feet above the ground. Slide the decorative sleeve over the post, attach the arm to the post and then hang your address plaque of choice from the arm.