• 01276 855 847 Nationwide (UK)
  • info@bmscontrols.co.uk Email Us
  • Unit C1D, Fairoaks Airport Surrey, GU24 8HX

BMS Controls Glossary

British Thermal Unit (BTU)

British Thermal Unit (BTU)

A British thermal unit (Btu) is a unit of energy used in the United Kingdom and United States. It is defined as the amount of energy required to heat one pound of water by one degree Fahrenheit. The Btu is also a unit of power, equivalent to 0.293 watt-hours.