American Integrity is a factory certified contractor for AMERICAN STANDARD HVAC products. We have chosen these products because they are competitively priced and have the some of the best warranties in the HVAC industry. At American Integrity we understand that our customers make a considerable investment with the HVAC equipment they purchase, so we help protect your investment by offering products that have won multiple best-in-industry awards and provide our customers with superior warranties. 99 year warranty on gas furnace heat exchangers, and 10 or 12 year warranty on all other parts. You can be confident that this equipment will provide you with years of trouble free service.