DALLAS, TX — March 1, 2007 — For the fourth time in five years, the Environmental Protection Agency (EPA) and the Department of Energy (DOE) have selected Lennox Industries Inc., a subsidiary of Lennox International Inc. (NYSE: LII), as an ENERGY STAR® Manufacturing Partner of the Year for its outstanding contributions to developing, manufacturing, and promoting energy-efficient products; consumer education; and industry outreach efforts. Lennox is the only heating, ventilation, and air conditioning manufacturer ever to be chosen for the EPA award. According to the EPA, over 65% of the American public recognizes the ENERGY STAR label, making ENERGY STAR "the national symbol of energy efficiency." "Partners like Lennox have had an outstanding year in helping consumers help themselves," said Bill Wehrum, acting assistant administrator for EPA's Office of Air and Radiation. "In addition to leading the way in manufacturing products that earn the ENERGY STAR, Lennox also works to educate consumers about the importance of energy efficiency. These efforts are a win for consumers and for the environment." Lennox was selected for the Partner of the Year honor from over 9,000 organizations currently participating in the ENERGY STAR program. "We are tremendously pleased to receive this highly select honor from the EPA for the fourth time, which is unprecedented in our industry," said Doug Young, president and COO, LII Residential Heating & Cooling. "Our continuing commitment to the ENERGY STAR program mirrors our focus on manufacturing the most energy-efficient products, educating consumers, and developing business partnerships focused on energy efficiency issues." All cooling products in the premium Dave Lennox Signature™ Collection line of home comfort equipment are now ENERGY STAR qualified. Lennox also recently unveiled a new consumer and business website focused exclusively on energy issues, http://www.itpaystolivesmart.com. The company also hosted an Energy Summit in 2006 with 45 leading national and international energy experts, fostering partnerships among utilities and energy-efficient alliances. "The message of ENERGY STAR -- the importance of energy efficiency -- is part of the foundation of our business," said Doug Young. "It is our intention to continue providing industry leadership on this critical message." Lennox Industries is a subsidiary of Lennox International Inc. Operating in over 100 countries, Lennox International Inc. is a global leader in the heating, air conditioning, and refrigeration markets. Lennox International stock is traded on the New York Stock Exchange under the symbol "LII". Additional information is available at: http://www.lennox.com or by contacting Karen O'Shea, vice president, communications and public relations, at 972-497-5172. This news release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. These statements are subject to numerous risks and uncertainties that could cause actual results to differ materially from such statements. For information concerning these risks and uncertainties, see LII's publicly available filings with the Securities and Exchange Commission. LII disclaims any intention or obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise.