The Heil split-system performance series was designed to offer quality performance at an entry-level price point. The Heil 10 and 12 are available in 1.5- to 5-ton capacity. Up to 13 SEER is possible when paired with select indoor units. The manufacturer says installation is easy, with external refrigerant connections. Service valves on all models have 3.5-in. stubs. Top air discharge offers quiet operation and a coated inlet grille resists corrosion and provides protection for coil fins.

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