The Window Source wants you to be confident in partnering with us for your next window, door, and/or siding home improvement project!
The Window Source is a network of carefully selected independently owned and operated entrepreneurs backed by a national brand. The Window Source believes that local family-owned businesses, supported by industry leaders with more than 40 years of operating experience, are an ideal combination for a company that values providing high-quality customer service, exterior home-improvement products at the best prices possible. Read our review at various locations across the country and see what your neighbors and others are saying about The Window Source!
Limited Lifetime Warranty
All Window Source products come with a limited lifetime warranty. You will have peace of mind knowing that you will only make this investment in your home once. Ask your window consultant for details.
Best Price Guarantee
We are confident that you will not find a better price for equal products and services anywhere. If you can we will refund the difference. Ask your consultant for our written best price guarantee at participating locations.
Independently Certified NFRC Labels
All Window Source products come with voluntary National Fenestration Rating Council (NFRC) labels so that you can compare with confidence. You can rely on the labels and forget about all the sales gimmicks that you may hear from companies charging much higher prices. In fact the US EPA relies on NFRC data to set its ENERGY STAR guidelines.
ENERGY STARยฎ Rated Products
Be assured that you will gain valuable energy savings when you choose our High Performance Glass option. All of our products ordered with High Performance Glass will meet ENERGY STARยฎ guidelines in all US climate zones.
No other source gives you such peace of mind and ease when choosing new windows for your home. Join our growing family of satisfied customers at The Window Source where America shops for windows and doors.
