What does BTU stand for?Post created: 2015-11-09 Type of Equipment: Furnace Views: 157
This question was created on the page: https://www.furnacecompare.com/furnaces/york/affinity.html.
On 2015-11-10 Eric wrote:
BTU stands for British thermal unit. It is the amount of work needed to raise the temperature of one pound of water by one degree Fahrenheit.