Connect Your Outdoor Living Space with Our Patio Doors

For enduring strength, elegance, and energy efficiency that is reasonably priced, we offer a wide range of replacement patio doors from Therma-Tru. With Therma-Tru patio door systems, the possibilities and color/finish options are virtually endless — French, sliding, and gliding patio doors are all available at a great value.

Bring in the outdoors with patio doors. You can open up your house in the summer, and thanks to modern thermal glass technology, your home stays warm in the winter.

We collaborate with the top door manufacturers to give you the best doors possible, ensuring that you never have to worry about upgrading your door again. Our design experts will manage the entire installation process from beginning to end. You’ll know what to expect every step of the way — from selecting the ideal door through installation and a final walk-through.

High-Quality Products from a Trusted Patio Door Company

With our high-quality patio doors, you won’t ever need to scrape, sand, or paint another door again while still receiving top-notch performance and energy efficiency.

At The Window Source of Austin, we offer a variety of solutions, all of which have top advantages and a Limited Lifetime Warranty, whether you choose budget-friendly, low-profile sliding patio doors or adore the opulent appearance of hinged French doors.