Why Choose Thermal Windows?

Oklahoma Owned and Operated
Founded by Bob G. Pool in 1979, Thermal Windows, Inc. has been custom manufacturing energy efficient windows and sliding glass doors in Tulsa, Oklahoma for 40 years.

Nationally Known
Window & Door magazine consistently names us a "Top 100 Window Manufacturer." Known throughout the USA for our high performance products, we custom-manufacture over 70,000 windows and doors annually.

Impeccable Reputation
Many of our new customers are referred to us by other satisfied customers. We have top ratings with Google, Angie's List and the Better Business Bureau.

Value and Performance
At Thermal Windows, you get premium quality at factory direct prices. Our products provide energy-efficiency and security equal to or better than higher-priced brands.

Stress-Free Buying Experience
Our sales representatives are trained window experts. They'll answer your questions and show you the features and options available. You'll get an exact price quote with no gimmicks, no hidden charges, and no high pressure.

Custom Manufactured for You
None of our windows are mass-produced. We manufacture them in our Tulsa, Oklahoma production facility to your exact specifications. Custom shapes, sizes and colors such as bronze and black are our specialty.

Exceptional installation
Our installers are skilled craftsmen, factory trained to work with courtesy, cleanliness, and attention to detail. Every installation is inspected afterwards to ensure your satisfaction.

Lifetime Limited Warranty
As the manufacturer, Thermal Windows, Inc. provides a Limited Lifetime Warranty on our installed products. An optional Limited Lifetime Accidental Glass Breakage warranty is also available.

Fast, Friendly Service
Our service technicians are prompt, courteous and highly skilled.

"Get up early and stay late. Take care of the customer first."
- Bob G. Pool

When you choose Thermal Windows, you'll agree with our thousands of customers,

At Thermal Windows, the Quality Shines Through.