Should I Close AC Vents and Door in Unused Rooms or Keep Open for Circulation?

Should I Close AC Vents and Door in Unused Rooms or Keep Open for Circulation?

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Regina Yunghans
Aug 13, 2014
(Image credit: Home Depot)

Q: Which is more efficient for cooling and the electric bill? Closing off rooms not being used or keeping vents and doors open for better circulation? Which approach will make the air conditioner work harder and how will it affect the bill?

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