Support If you have questions about our warranties, product installation or if you need technical information, select the appropriate link below. Warranties Find warranty information, register your warranty or submit a warranty claim Installation Select the appropriate instructions to help ensure a weathertight installation Technical Info Includes product performance information, size information, product details and more. Energy Tax Credit Information Learn more about the 2020 Energy Tax Credit extension and download the Silver Line Manufacturer’s Certification Statement. Condensation Guide Learn more about condensation, how it affects the windows and patio doors in your home and how to handle it.
