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Homeowners in Knoxville turn to Renewal by Andersen of Knoxville for Lasting Quality

Refresh the look of your Knoxville home & save on energy with top quality, energy efficient replacement windows & doors from Renewal by Andersen® of Knoxville.
Our expert design consultants will work with you to choose the kind of doors or replacement windows your Knoxville home deserves.

If your existing windows or doors are outdated or in disrepair, they are doing you two distinct disservices. The first, and most crucial, is their poor energy efficiency. Older windows and doors simply are not as energy efficient as modern replacement windows. Renewal by Andersen offers the following advanced glass packages in order to help boost the energy efficiency of local homes in Knoxville:

  • High Performance™ Low-E4® glass, which is 45% more energy efficient in winter and 56% more energy efficient in winter as compared to ordinary dual panel glass.*
  • High Performance™ Low-E4® SmartSun™ glass, which is 70% more energy efficient in summer and 45% more energy efficient in winter as compared to ordinary dual panel glass.*

The second disservice that your older windows and doors are doing to your home is taking away from its aesthetic appeal. Unless you are constantly keeping up with maintenance, older windows and doors will become unsightly over time. Renewal by Andersen windows utilize Renewal by Andersen’s exclusive Fibrex material, which lasts longer**, looks better, and performs beautifully, without the constant maintenance involved with wood or vinyl windows.

We offer a wide selection of window and door styles, and will help you to find the right fit for your home. From elegant French doors to functional sliding windows, Knoxville homeowners can count on Renewal by Andersen of Knoxville. Call us or fill out our convenient online request an estimate form to schedule your free, in-home consultation on replacement windows and doors in Knoxville.

*Values are based on comparison of Renewal by Andersen® double-hung inserted window SHGC to the SHGC for clear dual pane glass non-metal frame default values from the 2006 and 2009 International Energy Conservation Code.

**See the Renewal by Andersen 20/2/10 limited warranty for details.

“Renewal by Andersen” and all other marks where denoted are trademarks of Andersen Corporation. © 2014 Andersen Corporation. All right reserved.

1 Offer valid on initial visit only, not valid on prior sales. Cannot be combined with other offers. Offer valid for 30 days after receipt.