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 …

BTU's Year-in-Review: 2025 As the calendar turns to 2026, we take a look back on the year that was for BTU.

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 Fahrenheit …

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.

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.

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 required to raise …

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) can be generated by …

Wondering 'What is a BTU'? This HVAC guide explains British Thermal Units, why they're crucial for your heating & cooling system, sizing, and energy efficiency.

Jun 3, 2025 · This guide to BTU meaning answers your questions and is designed to help you understand the BTU or heat capacity options for furnaces, air conditioners, boilers and other home …