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2. New efficiency standards for home furnaces unveiled [Video] - AOL

   www.aol.com/news/biden-administration-unveils...

   Close-up of flames on a natural gas furnace burner in the HVAC system of a suburban home in San Ramon, Calif., Dec. 29, 2019. (Photo by Smith Collection/Gado/Getty Images) (Smith Collection/Gado ...

3. Central heating - Wikipedia

   en.wikipedia.org/wiki/Central_heating

   The energy cost of heating is one of the main costs of operating a building in a cold climate. Some central heating plants can switch fuels for reasons of economy and convenience; for example, a home owner may install a wood-fired furnace with electrical backup for occasional unattended operation.

4. Furnace (central heating) - Wikipedia

   en.wikipedia.org/wiki/Furnace_(central_heating)

   Through the 1950s and 1960s, this style of furnace was used to replace the big, natural draft systems, and was sometimes installed on the existing gravity duct work. The heated air was moved by blowers which were belted driven and designed for a wide range of speeds.

5. Annual fuel utilization efficiency - Wikipedia

   en.wikipedia.org/wiki/Annual_fuel_utilization...

   The annual fuel utilization efficiency (AFUE; pronounced 'A'-'Few' or 'A'-'F'-'U'-'E') is a thermal efficiency measure of space-heating furnaces and boilers.The AFUE differs from the true 'thermal efficiency' in that it is not a steady-state, peak measure of conversion efficiency, but instead attempts to represent the actual, season-long, average efficiency of that piece of equipment ...

6. 4 Ways To Save on Winter Home Maintenance Costs in 2024 - AOL

   www.aol.com/4-ways-save-winter-home-170054497.html

   These products are easy to install, and they can pay off continuously in protecting your pipes and reducing costs. More From GOBankingRates 3 Things You Must Do When Your Savings Reach $50,000

7. 8 Most Effective Ways To Use Your 2024 Tax Refund To Improve ...

   www.aol.com/8-most-effective-ways-2024-180102692...

   By the time it’s hot enough to use, you could save a mint on air conditioning costs. The U.S. DOE reported that a high efficiency air conditioner can reduce your energy expenditure for cooling ...