If you already have an existing block or stone wall, you can add vinyl wall toppers rather than rebuilding block wall footings. No need to pay extra fees for engineering and adding rows of block walls on top of an existing wall. The installation process of vinyl wall extensions is quite unique, fast and efficient. It does not require an unsightly post base.These wall toppers can adapt to any existing wall. There is no visible hardware. All of the screws and brackets are internal and invisible. And on top of it all, Duramax offers a limited lifetime warranty for your vinyl fences! The style is for you to choose. What we guarantee is that there will not be any termites and water stains, chipping or cracking, rotting or peeling. Duramax Wall Toppers come in 2’ High and 8’ Wide. It adds height and privacy to your backyard without having to break down your walls. This line of wall toppers also enhances aesthetics while providing security and durability to your space.