We carry over 58 different sizes and configurations of stock size Performa windows (every day), featuring one of the largest selections of stock windows in Texas! Performa 3300 windows can also be custom-sized and ready in 7 to 10 days and they are easily mulled to other Performa windows to create multi-window configurations. Our 58 stock sizes are ready for immediate Cash & Carry Purchases.

Each Performa 3300 stock window features our Super Low-E 366 glass with our dual-pane technology. All Ringer Windows are made with double strength glass that’s hermetically sealed into our windows, providing unsurpassed energy efficiency AND superior sound control. Our sun-crushing Low-E provides excellent year round energy efficiency that’s second to none. You just don’t find this level of quality, efficiency, durability, and affordability with many windows in this price-class. With so many built-in features included in this stock window, it provides excellent value and immediate availability that you just won’t find anywhere else.