As of February 2015, Lennox replacement parts for HVAC systems can be purchased by locating a local Lennox PartsPlus store. Consumers can locate their nearest store by visiting the Store Locations portion of the Lennox PartsPlus website at LennoxPartsPlus.com.
For example, entering the Maryland zip code 21237 yields one local result in Baltimore. According to the official Lennox PartsPlus website, official stores can open after hours for emergency services, subject to a fee. Consumers can also locate Lennox dealers by visiting the Find a Dealer portion of Lennox.com, or by directing parts and sales inquiries to the Lennox customer service number at 1-800-9-LENNOX.