How many BTU in btu per hr?

BTU (British Thermal Unit) and BTU per hour (BTU/hr) are different units of measurement. A BTU measures the amount of energy needed to raise the temperature of one pound of water by one degree Fahrenheit, while BTU/hr indicates the rate at which energy is used or transferred. Therefore, BTU/hr quantifies BTUs over time, not a direct conversion. For example, if a heater provides 5,000 BTU/hr, it delivers 5,000 BTUs of heat energy every hour.