A 2 ton air conditioner is a cooling unit that can remove heat from a room or space of around 800 to 1,000 square feet. It ...

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 ...

You can also consider an air-source heat pump in place of an AC ... is measured in British thermal units per hour (Btu/hr.) or in “tons.” One ton of cooling equals 12,000 Btu/hr.

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