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Lennox customer information.

Now that you’ve chosen a Lennox® system for your home, you can enjoy exceptional comfort—from the high performance of your product and the support that comes with it. We’re here to help you get the most from your investment with online product registration, owners’ manuals and more. If you’re unable to find the information you need, call our support professionals for assistance: 1-800-9-LENNOX.

Product Registration Product Literature Warranty Information Frequently Asked Questions

Stay up to date on product information and promotional offers, and take advantage of valuable supplemental warranty coverage on select products.

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Access product brochures, use and care manuals, and installation and operation manuals with our easy-to-use literature look-up tool.

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Lennox is an industry leader in providing comprehensive warranty coverage that protects your investment and ensures your peace of mind.

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Lennox has the answers

Q: Is product registration a requirement?
A: Product registration is always recommended, but registration is required only to receive Limited Extended Warranty coverage on select Lennox Elite® Series and Lennox Merit® Series products. Get details

Q: Does my Lennox purchase qualify for the new Federal tax credit?
A: Many of our high-efficiency furnaces, air conditioners, heat pumps and boilers do qualify for tax credits that can save you up to 30% of the overall cost. Learn more

Q: How often should I have a service check performed on my heating and cooling system?
A: We recommend annual service checks to keep your system running at peak performance. Details are included in our Use & Care Manuals. Get details

Energy Tax Credits Comfort Tips Glossary

Find out if your Lennox purchase is eligible for a federal tax credit in 2011. Also, learn what you’ll need to do to claim the credit.

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Make your home more comfortable with helpful hints on weatherizing, conserving energy and air-quality improvement.

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Get comfortable with heating- and cooling-related terms like SEER, AFUE and MERV.

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