Closing Upstairs Air Vents Will Waste Energy
Since you don’t use the upstairs so much, you’re thinking about closing the air vents up there during the summer. While it makes sense that the AC unit would then direct all of its air to the downstairs and shut off sooner, thus saving you money, this doesn’t hold up to the test of reality. The effects will actually be adverse. Long Cycles and Hot Spots Remember that the supply vents upstairs can’t be closed. The air handler will still suck air though them, and while that will include much of the warm air, it will
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