Simonton Warranty

A collection of warranty related resources for Simonton brand windows and patio doors.

You will need to locate your unique order tracking label and order number when registering your Simonton Warranty or submitting a warranty request form. The graphic below shows Simonton’s unique label with the order number you will need to register your warranty or submit a warranty form.

Our site offers many resources to help troubleshoot common window and door issues. Please visit our care and maintenance section for quick tips and how-to information. If you need further assistance please submit a warranty request using the online Cornerstone Building Brands warranty request form. To help prevent any additional delays, please include a photo of your window or door label with the order number and a detailed explanation of your issue. When you click on the button below you will be taken directly to the Cornerstone Building Brands Warranty Request form where you’ll be able to submit your request.

View Warranty Request Form