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Condensing Furnaces: Why They Are Different

Shrewd homeowners expecting top-notch performance and great fuel efficiency from their furnaces are sure to be pleased with the high-efficiency components that separate condensing furnaces from the rest of the field. What separates condensing furnaces? Condensing furnaces are high-efficiency furnaces with a secondary heat exchanger that condenses hot exhaust gases in order to extract the…

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An Efficient Furnace Is a Good Buy in SW Illinois—but How Efficient?

Furnace efficiency is an important factor in keeping your energy costs low. A furnace’s efficiency is measured by a percentage using the annual fuel utilization efficiency (AFUE) rating. Available new furnaces come with AFUE ratings ranging from 78 percent for standard-efficiency models to 90-98 percent in high-efficiency condensing furnaces. The AFUE rating measures what percentage of…

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