Elevate your living space with Window World’s bold black patio doors. Combining style and function, these doors blend seamlessly with any aesthetic—from classical to modern and everything in between. And with Window World’s commitment to quality, this favored design is built with your home’s performance, energy efficiency and overall value in mind. Ready to transform your space? Request your free estimate today.
Patio doors don’t have to have a negative impact on your home’s energy efficiency. Learn how Window World’s patio doors work hard for you.
We recommend leaving patio door installation to the professionals. Our installation team has decades of experience replacing patio doors. Give us a call for a free estimate today!
All Window World sliding patio doors are equipped with double strength glass for superior home protection.
Yes. Window World of Lafayette’s Sliding Patio Doors are among the only ones on the market that help you achieve thermal protection all year long. Each door comes with dual internal/external weatherstripping, a compression bulb seal, closed-cell foam gaskets, and a 1″ thick insulated glass unit with a warm-edge spacer system, which all come together to provide superior energy efficiency year round.
+Save More Energy with SolarZone™
We offer SolarZone™ insulated glass packages, which have proven to be far more effective than ordinary clear glass units. How to read the data: The lower the U-Value (also known as U-Factor), the less energy you’ll need to heat your home. The lower the solar heat gain coefficient (SHGC), the more you’ll save on air-conditioning.
Classic-Style Patio Door
Whole Door Values | ||
U-Value | SHGC | |
Clear | .41 | .49 |
SolarZone | .27 | .25 |
SolarZone Elite | .27 | .18 |
SolarZone TG2 | .21 | .22 |
Contemporary-Style Patio Door
Whole Door Values | ||
U-Value | SHGC | |
Clear | .43 | .56 |
SolarZone | .27 | .29 |
SolarZone Elite | .27 | .20 |
SolarZone TG2 | .20 | .25 |
French-Style Patio Door
Whole Door Values | ||
U-Value | SHGC | |
Clear | .42 | .52 |
SolarZone | .28 | .26 |
SolarZone Elite | .27 | .19 |
SolarZone TG2 | .21 | .23 |
Clear: Clear double-pane insulated glass unit.
SolarZone: Soft coat, multi-layer, vacuum deposition Low-E glass with argon gas and Intercept™ warm-edge spacer system.
SolarZone Elite: Soft coat, SHGC multi-layer, vacuum deposition Low-E glass with argon gas and Intercept™ warm-edge spacer system.
SolarZone TG2: Triple-pane unit with two surfaces of Low-E glass and two air spaces of argon gas with the Intercept™ warm-edge spacer system.