The Tempstar SmartComfort 2000 Series offers the flexibility of 10 or 11 SEER, depending on the indoor coil match. These split-system air conditioning units are available in capacities from 1.5 through 5 tons. The latest model scroll compressors are used for reliable performance and long life, the manufacturer says. The Durawhisper top directs discharge air and sound up and away from the house. Compressors are covered by a 10-year limited warranty.

International Comfort Products, P.O. Box 128, Lewisburg, TN 37091; 931-270-4390; 931-270-4166 (fax); (website).