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!
Get Peace of Mind with Us:
When you buy with us, you have peace of mind knowing that you will only make this investment once. All of our Window Source products are guaranteed by a limited lifetime warranty. Ask one of our expert team members for details.
Independently Certified NFRC Labels
All of our products come with voluntary National Fenestration Rating Council (NFRC) labels. We want you to be able to compare with confidence. Trust these labels and forget about sales gimmicks from companies that charge much higher prices. Note: the U.S. EPA relies on NFRC data to set its ENERGY STAR guidelines.
ENERGY STAR® Rated Products
All of our products ordered with High Performance Glass will meet ENERGY STAR® guidelines in all U.S. climate zones, including Indiana. You can be assured of valuable energy savings when you choose our High Performance Glass option.
Join our growing family of satisfied local customers at The Window Source Indy — where America shops for windows, patio doors, and high-performance siding.