air conditioning

ac air conditioning fan freezer - 6137808640
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Necessity isn't always the mother of invention. Sometimes, stingy Dorm Life offices are.

heating unit ac exhaust air conditioning - 7077825536
By Patrick Shoemaker
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Exhausted from trying to figure out what this is, exactly!

ac air conditioning kitchen restaurant window-ac - 6461616384
By Unknown
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Apparently window air conditioning units don't need windows anymore. Maybe they're actually sucking cool air from the restaurant into the hot kitchen. Or maybe they're just dumb. Whichever is more likely.