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Feb 15, 2024 · The minimum efficiency furnace you can purchase in Canada is now 95% AFUE; Top high-efficiency furnaces on the market have AFUE of almost 99% AFUE; The BTU rating needs to be considered when choosing the right size of heating system. Newer furnaces are more efficient so you generally won’t need as high a BTU rating as your old model.
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Feb 15, 2024 · Most Efficient Furnaces. The government has mandated that all natural gas furnaces sold here must have an Annual Fuel Utilization Efficiency (AFUE) of 95%+. A high-efficiency model means lower energy bills. However, the difference between a 95 and 98% AFUE furnace won’t be all that much.
Oct 9, 2020 · In contrast, high-efficiency furnaces are 95 to 98 per cent efficient and now mandated for new construction and furnace replacements. Gas heating systems of the future show tremendous promise in being even more efficient — greater than 100 per cent.
Efficiency and Performance. What is the AFUE Rating? The Annual Fuel Utilization Efficiency (AFUE) rating is a critical measure of a furnace’s efficiency, indicating the percentage of fuel converted into heat. In Canada, modern furnaces are required to have a minimum AFUE, usually around 80%.
Efficiency: Efficiency for furnaces is measured in AFUE, which is a percentage of the heat generated out of the amount of fuel used.
Mar 14, 2024 · An efficiency comparison between gas boilers and furnaces for Canadian homes. Learn which heating option offers the best energy savings and comfort.
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Dec 21, 2019 · Natural gas' liquefaction point is far colder than propane's — it won't liquefy until nearly -250 C, where propane begins to around -44 C — meaning that it could operate with far fewer problems...
