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BTU (British Thermal Unit) is the most common unit of heat measurement in the United Sates. It is based upon the amount of energy to heat one pound of water by 1°F.
Jun 18, 2025 · BTU's are a commonly used specification on heating and cooling systems. But what is BTU? We explain it in simple terms and provide calculators, conversion charts and more.
Apr 4, 2023 · BTU is a 200-year old acronym: BTU stands for British Thermal Units: a measurement of thermal energy. This is the energy we need to heat (or cool) one pound of water by 1 degree …
May 1, 2014 · When shopping for an air conditioner, you will come across the acronym BTU. Here's what it means, why it matters and how you can figure out the right size.
Oct 29, 2024 · British thermal unit (Btu) is a measure of the heat content of fuels or energy sources. One Btu is the quantity of heat required to raise the temperature of one pound of liquid water by …
What Is a BTU and Why Does It Matter? As you start shopping for a new central air conditioner, heat pump, or gas furnace, chances are you’ll come across the acronym BTU. But what does BTU …
The Btu should not be confused with the Board of Trade Unit (BTU), an obsolete UK synonym for kilowatt hour (1 kW⋅h or 3,412 Btu). The Btu is often used to express the conversion-efficiency of …
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