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Business ProfileWindow Installers in Knoxville, Tennessee

CRS Exteriors

CRS Exteriors

CRS Exteriors sells and installs replacement windows from its Knoxville headquarters, serving East and Middle Tennessee. Its options include Infinity by Marvin windows with Ultrex pultruded fiberglass frames, ProVia windows and Appalachian series vinyl replacement windows.

Last Updated October 1, 2026.

Business Highlights
  • CRS Exteriors has served Tennessee for over 50 years.
  • CRS Exteriors is the exclusive dealer for Infinity by Marvin replacement windows in the greater Knoxville area.
  • Infinity products carry a limited lifetime warranty.

Service Area

Knoxville, Maryville, Morristown, Nashville, Crossville, Cookeville, Chattanooga, Cleveland, Kingston, Johnson City, Kingsport and Bristol.

Active Business Listing

CRS Exteriors is one of 12 window installers ProsGrade lists in Knoxville, Tennessee.

Active
Public local listing
Listing details

1 service listed: Replacement window sales and installation. Open weekdays, closed on weekends. Rated 4.8 from 350 reviews.

  • Verified listing details
  • Service information
  • Customer review signals
  • Photo gallery
  • Public contact information
  • Published local profile

How This Business Compares

How CRS Exteriors compares with the other 11 window installers on ProsGrade in Knoxville, using public Google ratings and review counts.

  • Has more Google reviews (350) than 7 of the 11 other Knoxville window installers on ProsGrade.
  • One of 10 Knoxville window installers on ProsGrade rated 4.7 or higher from at least 10 reviews.

Services Covered

  • Replacement window sales and installationInfinity by Marvin with Ultrex pultruded fiberglass frames; ProVia windows; Appalachian series vinyl.

Reviews

What customers say

Several customers praise the crews’ workmanship and cleanup. One window customer also noted that the installer trimmed each opening with flashing and said the new windows looked much better.

Customer Reviews

Jeremy Scott

CRS Exteriors is a great place to get a patio door the way you want it. I believe they do windows also. We went from single French door to double French doors. But our installers Garrett and Jack our amazing workers. They did a fantastic job. Thanks again
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Linda Osborne

I don’t normally leave reviews but CRS was amazing. We went to the showroom so we could see the windows and everyone was great. Then Ed came out to measure and tell us more about the windows we were looking at. Then Gunner comes out to install the windows, well I can’t say enough about him. Gunner cleaned as he went, we didn’t have to pick up anything inside or outside. Gunner had the windows in by noon, then he went outside to trim each one out with the flashing. They look so much better than they did before. Gunner knows what he is doing. Thank you Gunner!! Thank you CRS!! We recommend CRS for your window, doors, & siding. If you order windows ask for Gunner!!
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jacob fields

David and Scotty from CRS Exteriors did an incredible job installing our new front door. From start to finish their craftsmanship and attention to detail were outstanding. They took the time to make sure everything was installed perfectly, from the trim work to the fit and finish of the door itself. The new front door looks amazing and completely transformed the entrance of the house. You can tell these guys truly take pride in their work and care about doing things the right way. They were extremely professional, respectful of the home, and left the entire area spotless when they finished. It’s rare to find installers who combine this level of skill, professionalism, and attention to detail. If you’re looking for high-quality door or window installation, I would absolutely recommend David and Scotty and the team at CRS Exteriors.
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gary curnutt

New custom entry door replacement was installed by CRS Exteriors, Knoxville on 2/10/26. The guys , Garett and Zack did an excellent job installing the new front door! They did it all in a timely manner and cleaned up after the install was completed! My only suggestion was that I wished CRS used wood trim instead of pvc material as part of the trim …the PVC material looks like it cheapens the appearance of the door some for a $8500 replacement door and would have been happier with additional wood trim as part of the overall trim. I’m pleased with the quality of the front door but like everything else now… shocked at the $8500 price now for a replacement door!
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Larry Jewell

Scotti and David did a great job replacing 3 old French doors with Infinity sliding glass doors. We desired more viewing area and these doors did the trick - and they are more energy efficient and just look so much better! Communication was excellent with all parties at CRS. Scotti and David took time to answer all questions and really did a nice job replacing the trim. Job was done in early Feb with challenging weather and the crew did their best to keep us as comfortable as possible. We will definitely use CRS again.
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Frequently Asked Questions

What happens before CRS starts a replacement-window project?

The process includes an in-home meeting to discuss project needs and budget; staff then inspect and measure and show product samples.

Can homeowners view window options in person?

Yes. The West Knoxville showroom offers windows and other exterior products to view in person.