The maker of Tempstar SmartComfort 2400 Series split system air conditioners say they can achieve 15 SEER when matched with appropriate blowers and coils. Available in two- to five-ton capacities, these units provide ultra-quiet operation and money-saving performance. Other features include a premium warranty, scroll compressor reliability and more.

International Comfort Products, P.O. Box 128, Lewisburg, TN 37091.