Here at OMEGA we only offer the finest quality vinyl products. Our vinyl is 100% UPVC and is made to withstand the harshest climates. By using only pure virgin vinyl and not recycled we can offer a LIFETIME warranty. In addition to using only the best vinyl we fusion weld all our windows which in return increases strength, durability, and helps keep water and air from entering through the frame and sash. To create the strongest frame and sash we use a multi chambered design which also adds energy savings. At OMEGA our quality meets your satisfaction.