The top-of-the-line Heil QuietComfort VS two-stage gas furnace has 92% AFUE efficiency and a high-efficiency variable-speed blower in a compact design that can be installed in up-, down-flow, or horizontal-left or right configurations. The furnace is dual certified for one- or two-pipe venting, stainless steel primary and secondary heat exchangers, two-stage gas valve and two-stage fan timers. Connections for electronic air cleaner, humidifier and dehumidistat.
International Comfort Products Inc., P.O. Box 128, Lewisburg, TN 37091.