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Technical Literature

Window and Door Technical Literature

Custom Windows is dedicated to providing quality windows and doors throughout the lifetime of your home.

Our technical library contains the residential and commercial warranty and building code information for you to professionally replace your windows and doors.

Warranty Information

Combined with each manufacturer warranty, we are proud to offer a 10-Year Guarantee to each of our customers. For questions regarding the original purchaser terms or transferable warranty coverage, see the documents below. 

Building Code Information

If you’re a homeowner looking to replace your windows, it’s important to abide by the current building requirements for your home. For state requirements and information regarding energy efficiency, see the documents below.

Building Code Documents