Identifying Lennox model number and serial numbers will help in choosing the right parts for these products. Manufactured in: United States Parts Town is there for all minor and extensive repairs and replacements with our most in-stock Lennox parts catalog on the planet. Lennox Warranty Lookup. How long should a Lennox air conditioner last? Improved Lennox Parts Lookup | Find OEM Parts Fast | LennoxPROs.com Ducane HVAC age | Building Intelligence Center Next, go to Lennox warranty registration website at: www.lennoxregistration.com. The date of production/manufacture or age of Lennox HVAC equipment can be determined from the serial number located on the data plate. Lennox Warranty Registration - All You Need to Know The new LennoxPROs e-Business System makes your job easier, faster and more profitable. Consumers should stop using recalled products immediately unless otherwise instructed. Sister or similar Brands Include: AirEase | Airease-Johnson | Aire-flo | Allied-Commercial | Armstrong Air | Concord | Ducane | Lennox | Magic-Pak. Please enter your installing dealer's phone (###-###-####). With Lennox one doesn't have to come at the cost of the other, with products and technology that deliver ideal heating and cooling solutions tailor-made for spacious retail settings.