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Lennox warranty information

For more than a hundred years, Lennox has set the standard for home comfort with innovative heating, cooling and indoor air quality products. We stand behind those products with industry-leading warranty coverage designed to protect your investment and ensure your peace of mind.
Note: The Lennox Limited Warranties are voluntary manufacturer’s warranties for residential application only and are subject to applicable terms and conditions, which include, but are not limited to the warranty period, component availability, and excluded components, repairs, care of equipment, coverage, exclusions, warranty procedures and dispute resolution.

Basic Limited Warranty from Lennox

No registration required.

Terms and coverage details vary according to the products you own:

NOTE: Please refer to the warranty certificate shipped with your equipment for the specific warranty periods and the terms and conditions that apply to your products.

Lennox Extended Limited Warranty

Supplements the Basic Limited Warranty, increasing coverage on parts and compressors from 5 years to 10 years on select Lennox Elite® Series and Lennox Merit® Series gas furnaces, air conditioners, heat pumps, air handlers, residential packaged units and boilers.

Supplements the Basic Limited Warranty, increasing coverage on heat exchangers from 20 years to limited lifetime on Lennox Merit® Series ML195DF and ML195UH gas furnaces.

Supplemental warranty coverage applies to qualifying equipment installed on or after March 1, 2009.

Online equipment registration at is required within 60 days after installation (except in California and Quebec.)

NOTE: All terms and conditions of the basic Limited Warranty apply to the Extended Limited Warranty. Registering your product does not guarantee the manufacturer's warranty or extended warranty or the application thereof. If the registered product does not meet all qualifying factors and/or requirements for standard or extended warranty, or falls within one of the warranty limitations, the extended limited warranty will not apply to the equipment and/or your product regardless of the fact that the product is registered.

For a list of eligible products, click here.

Complete Care Plus™ Extended Warranty

A convenient and affordable plan offered by an independent/third party that covers service repairs on your home comfort system – regardless of brand – after standard manufacturers’ warranties expire if the product qualifies for the warranty and/or the warranty is purchased for the product:

All plans are 100% insured and fully protected, offered by Service Net Solutions.

*Price for Complete Care Plus varies by product and length of plan selected.

To learn more about Complete Care Plus, contact your local Lennox dealer.

© 2015 Lennox International Inc.