Specialty replacement windows provide a unique touch to individual rooms or throughout your home. Create interest with triangle, circle top and arched windows. Renewal by Andersen specialty replacement windows are custom made to your exact specifications.

Renewal by Andersen of Denver and Colorado Springs is proud to serve the window replacement and patio door replacement needs of the Denver and Colorado Springs area. We are the window replacement division of Andersen Windows, drawing on the Andersen tradition of over 110 years of quality, innovation and craftsmanship.

Our turnkey process begins with a call from you and includes a respectful in-home sales consultation, custom-manufacturing of replacement windows to precisely fit your home and installation by a dedicated team of professionals. Best of all, we stand behind our products and installation with one of the strongest warranties in the Denver and Colorado Springs window replacement business.

Acclaim & Accolades

Our Showrooms

  • Fort Collins

    5832 South College Avenue
    Fort Collins, CO 80525

    Showroom Hours

    Call for an Appointment
  • Denver

    1401 West Bayaud
    Unit 5

    Denver, CO 80223

    Showroom Hours

    Call for an Appointment

Recent Reviews

What Our Customers Are Saying

Overall Customer Rating
4.6 / 5.0 based on 4508 reviews
  • 5
  • 5
  • 5

    The crew that came out we're so awesome! They were so friendly and clean and neat! I couldn't believe that they even worked in the rain and somewhat thunder storm we had and yet my windows were still put in on time even before actually they were a little ahead of schedule! I had the best crew

  • 5

    .Very nice windows - I can easily tell a difference with regards to heat and noise transfer from my older windows, which were double-pained vinyl. Operation is very smooth and quiet.

  • 5
  • 5
  • 5

    Renewal by Andersen made the Whole Process very easy! Love the Windows and Love the way you can block out the Noise from Outside! Thank you Renewal by Andersen. The Staff was Wonderful too! I love the fact too, that I wasn't pressured! My girlfriend also got windows from Renewal by Andersen and loves them too!

  • 5
  • 5

    Everyone I had contact with at Renewal By Andersen were First Class. I would recommend them, and the product, to everyone. I love my windows and patio door very much.

  • 5

    Everyone we dealt with was professional and caring. Calls were returned quickly and the job was done well. This is our second time around purchasing these windows. We replaced 38 windows at our primary residence and were so impressed by the windows and the service provided that we decided to replace the windows at our Colorado mountain cabin. We were not disappointed and the windows are terrific. We knew that these windows were more expensive but they were worth it. Best windows on the market. We are very pleased.

Mobile App

Visualize Your New Windows

See how Renewal by Andersen® windows will look in your home with our visualization application.


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The app creates a 3D model.


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By providing your e-mail address or phone number above, you may receive an e-mail or text message (depending on what method of contact you provide) that includes a link to download the Hover application, which is a Renewal by Andersen branded application and may be referred to on this page as the visualization application.  By providing your e-mail address and/or phone number, you are agreeing: to receive an e-mail or text message that includes a link to the visualization application, to receive additional e-mails and texts related to the visualization application and/or Renewal by Andersen products and services, to accept the Hover Terms of Use and Privacy Policy, and that you understand that data and text rates may apply and such rates will be solely your responsibility. The e-mail(s) or text message(s) may come from a third party, such as Marlimar Mobile Strategies or any Renewal non-corporate owned affiliate locations. See the links in this sentence for Marlimar’s Terms of Use and Privacy Policy. See the links at the bottom of this web page for Renewal’s Terms of Use and Privacy Policy.  To opt out of receiving communications, text STOP to 96714 or click on the unsubscribe link in any e-mail you receive.  You may opt out/unsubscribe at any time. For additional help, text HELP to 96714.  Support related to receiving a link to the visualization application is currently available Monday through Friday 9am – 6pm eastern time.