Profile: Lennox International Inc. specializes in heating, air conditioning and refrigeration products. Our heating & cooling equipment include furnaces, air conditioners, heat pumps, fireplaces & hearth products, and a variety of accessories including humidifiers and electronic air cleaners. Refrigeration provides unit coolers, condensing units & other commercial equipment used in cold storage applications primarily to preserve perishables in supermarkets, convenience stores, restaurants, warehouses and distribution centers.