The High-Efficiency Direct-Vent Furnaces are available in three models: 7,400-29,400 Btuh. The furnaces, model series 07735, 17735, and 29035, are designed as high-efficiency, low-profile furnaces ...
Q. I plan to install a gas fireplace myself for additional heat in a large family room. I want an efficient one, but one which also has realistic flames. Is a direct-vent design my best option? A. New ...
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How Does a Gas Furnace Work?
Derived from the Latin word fornax, meaning oven, a furnace is a large heating appliance designed to evenly distribute heat throughout a building. Furnaces accomplish this by burning fuel internally ...
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