Here in the greater Fresno area, our semi-arid climate – hot, dry summers with mild, moderately wet winters – typically demands more of A/C equipment than of heating appliances. That said, our coldest months (December and January) see average lows drop to the high 30s. Having an economic heating system, then, is an important consideration to many homeowners, and Energy Star certified appliances are your best bet for energy-efficient HVAC equipment.
Donald P. Dick Air Conditioning Blog: Posts Tagged ‘condensing furnaces’
Energy-Efficient HVAC Equipment: What You Should Know
Thursday, December 5th, 2013Condensing Furnaces: How They Differ From Conventional Units
Tuesday, April 9th, 2013
You’ve probably heard of condensing furnaces, but aren’t entirely sure how they work. First, though, here’s a refresher on how a conventional old-style gas furnace works: airflow is drawn in through the cold air return and air filter, and then into the circulating fan. Heat from the gas burner flows into the heat exchanger, heating the surrounding air before it’s circulated throughout the house via the ductwork. Combustion gases generated by the burner are vented out of the home through the flue.