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5 Things Every Good Window Warranty Should Have

Whether you’re getting new casements or sliding windows for your home, you must consider warranties. You want comprehensive coverage to protect your investment against manufacturing defects and installation mistakes. Here are five things every good window warranty should have. 

Good Window Warranty

1. Coverage for Manufacturing Defects

Most window warranties include protection against product defects. It means the manufacturer will be responsible for the imperfections on the windows. If you notice issues with your windows shortly after installation, let your contractor know immediately. 

2. Warranty on Glass

The glass of your windows significantly affects their energy efficiency. At Renewal by Andersen® of Montana, our glass options are warranted to be free from material and workmanship defects for 20 years following the installation date. We will replace or repair the affected glass if it develops issues covered by the warranty. 

3. Installation Warranty

A good window replacement warranty includes coverage for the installation. It will assure you that your new windows are installed correctly. A reputable contractor will take responsibility for mistakes committed during the job.  

4. Transferability

Are you thinking about selling your property in the future? You want to invest in windows with a transferable warranty. If you decide to sell, the next owner will gain access to the coverage. It will help protect your investment and help you attract more buyers. 

5. Customer Service

You want to work with a dependable contractor for your window replacement project. They should be easy to reach if you need assistance or have questions regarding your warranty. 

Are you looking for energy-efficient sliding, casement or picture windows for your home? Renewal by Andersen® of Montana offers a wide range of quality replacement windows in various styles, colors and finishes. Call us at (406) 259-3944 or fill out our online form to schedule a free consultation.  


"I highly recommend Renewal by Andersen. We were treated well and everything went smoothly from start to finish. The company kept in contact with me before, during, and after the installation and let me know what to expect. I'm in love with my new windows! I will be using this company again when we refinish our basement. "

July, 21

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