Protect yourself and your patio from the elements with the Poly-Tex patio cover 4200. Get protection from rain and drain water away from your patio. Cover is made of clear multi-wall polycarbonate roof panels that are virtually unbreakable. Powder-coated aluminum frame is rust-resistant and easy to clean with your garden hose. Adjustable pole supports allow you to adjust patio cover to fit a variety of patio sizes.