Greenhart Blog: Posts Tagged ‘Heating System Replacement’

An Aging Heater Becomes an Inefficient Heater

Monday, March 22nd, 2021
furnace-old

We encourage our customers to think about their home heating systems as the winter comes to a close. Although the climate doesn’t immediately turn warmer as soon as the calendar switches to spring—as much as we’d like it to—this is the season to assess how well your heater has operated over the year and if it’s time to get a new one.

On that subject, we’d like to talk about age and heating systems to help you understand why an older heater, even one that is still “getting the job done,” is a good candidate for a replacement.

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How High-Efficiency Furnaces Work So Well

Monday, January 11th, 2021
gas-furnace

Heating and air conditioning systems have improved their energy efficiency vastly over the past 20 years. Today, the US Department of Energy’s ENERGY STAR program certifies the most efficient of these systems, which sometimes perform at 40% greater efficiency than older models. 

The high-efficiency furnace is one of the big success stories in energy-friendly comfort. For many years, the standard efficiency of most furnaces was between 70 to 80% AFUE, meaning that 70 to 80% of the furnaces’ fuel source was converted to heat, the rest lost to exhaust. Today, there are high-efficiency furnaces that score higher than 95% AFUE. 

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