Definition:
BTU stands for British Thermal Unit. For heating it is a measurement of the heat needed to raise 1 pound of water 1° Farenheit, about 252 calories. For cooling it is the measurement of heat extracted.
BTU stands for British Thermal Unit. For heating it is a measurement of the heat needed to raise 1 pound of water 1° Farenheit, about 252 calories. For cooling it is the measurement of heat extracted.
See also BTUH.
Also Known As: British Thermal Unit

