• Phone: 800-245-1540
  • info@thermalwindowsanddoors.com

Why Choose Us?

With over 50 years experience in the vinyl replacement window industry, Thermal Windows & Doors has developed an extensive line of high quality, energy efficient windows that have helped millions of homeowners to live more comfortably.

Over 50 Years of Innovation

It all began in the early 1960’s, when Thermal Windows and Doors introduced America to the first custom-vinyl replacement window.

Committed to Quality

Thermal Windows & Doors manufactures our replacement windows and patio doors with the highest quality vinyl materials.

Customer Insight

Passionately meet customer needs by providing world class products and services. Ensure that serving our customers is our top priority.


We have been carrying Thermal Windows & Doors products for over 35 years. In that time, we have built a very strong relationship with them. Customer satisfaction is our priority and Thermal has always shared that philosophy with us.
Chris Vuko
Excel Windows
Thermal Windows & Doors has remained committed to serving their dealer base like old-fashioned companies used to. That is a testament to whom they hire and how they hire …. always looking for the best in the business.
Jay Deems
Minnesota Rusco Inc.
I can say that if it weren’t for Thermal Windows & Doors having faith in us and our business plan we would not be experiencing the kind of growth we are today. Thermals dedication to our success is evident and paramount.
Scott Spencer
Total Home Solutions

Our Partners