What to look for in a portable air conditioner Btu and room size: One British thermal unit (Btu) equals the heat needed to raise one pound of water by one degree Fahrenheit. In cooling ...
Portable Air Conditioners, Room, Regular Window Air Conditioners, Room, Thru-the-Wall Air Conditioners, Self-Contained, 5 - 15 Tons Air Conditioners, Self-Contained, 5 - 15 Tons, Air Cooled Air ...