Serpentuff™ secondary heat exchanger for long life
10-year parts limited warranty when properly registered. To the original owner, the Carrier Base™ 90 Gas Furnace is covered by a 10-year parts and lifetime heat exchanger limited warranty upon timely registration of your new equipment. The secondary heat exchanger carries a 20-year labor limited warranty. Ask your Carrier dealer about optional extended warranties, which may include labor. Warranty period is a 5-year on parts and 20-year on heat exchangers if not registered within 90 days. Jurisdictions where warranty benefits cannot be conditioned on registration will automatically receive a 10-year parts limited warranty and a lifetime parts limited warranty on the heat exchangers. See warranty certificate at carrier.com for complete details.