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How to Keep a Small Apartment Cool Without AC

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Plenty of US rentals have no air conditioning, and a small space heats up fast. You can still stay comfortable with the right fan, smart use of curtains, and a few airflow habits. Here is how to keep a small apartment cool without AC.

Use a fan the right way

A quiet tower fan moves air where you need it, and pointing one out an open window in the evening pushes hot air out while a second pulls cooler air in. A bladeless DC fan does this without keeping you awake.

See quiet fans for bedrooms

Block the heat at the window

Most heat comes in through sunny windows. Thermal blackout curtains drawn during the hottest part of the day keep a room measurably cooler, then open them once the sun moves off.

See blackout curtains

Keep the air moving and clean

Stagnant air feels hotter. Running a purifier or fan keeps air circulating, and clearing clutter from in front of vents and windows helps the whole apartment breathe.