One ton of capacity equals 12,000 Btu/h (also one Btu/h is equal to...
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The formula is simple. One ton of cooling equals 12000 btu. So a three ton A/C has a 36000 btu capacity.
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1. Calculate the room's area. If you're installing the AC in a rectangular room, multiply the room's length, measured in feet, by its width. If your room has an irregular shape, break
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5000 BTU's will likely be the smallest unit you can find. That should be plenty to cool a single room that size. I cooled a 650 sq. ft. duplex with a 6000 BTU. Hope this helps.
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