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 …

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 1&deg …

BTU Calculator AC BTU Calculator Use this calculator to estimate the cooling needs of a typical room or house, such as finding out the power of a window air conditioner needed for an …

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.

BTU stands for British Thermal Unit, a unit of measurement that shows just how much energy your heating or cooling unit uses to remove heat from your home within an hour.

British thermal unit (BTU), a measure of the quantity of heat, defined since 1956 as approximately equal to 1,055 joules, or 252 gram calories. It was defined formerly as the amount of heat …

A BTU, or British Thermal Unit, is a standard unit of measurement that quantifies the amount of heat energy required to raise the temperature of one pound of water by one degree Fahrenheit.

May 3, 2025 · BTU, short for British Thermal Unit, is a standardized, basic measurement of energy for all heating and cooling appliances. It is a measure of how much heat (or cooling) …

Jan 17, 2024 · Understanding BTU conversions is key to choosing the right AC or heater. Learn how to convert BTU’s with our straightforward explanation for homeowners.