The Elite 13™ air conditioner is highly efficient and helps protect the environment, the manufacturer says. The unit features SEER ratings up to 14.29. Its scroll compressor is up to 15% more efficient than piston-driven compressors, and the unit uses R-410A refrigerant to reduce damage to the ozone layer, the company says. The product also carries the EPA Energy Star logo.

Lennox Industries Inc., P.O. Box 799900, Dallas, TX 75379-9900; 800-953-6669 or 972-497-5000; 972-497-5392 (fax); www.lennox.com (Web site).