This color photo shows a swamp cooler on a reddish-orange shingled roof. One panel of the swamp cooler has been removed and placed in the foreground to show the pad or filter made of aspen wood. A few simple tools sit on the panel. The background shows blue sky and clouds.

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Evaporative coolers are energy-efficient, but they aren't right for every home. So, how does an evaporative cooler work? And could it help you cut energy costs?

Young Male Property Inspector Photographing a Line to a Residential Air Conditioner Condenser Unit at the side of a stucco home

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Find out the central air installation cost so that you, too, can live comfortably in the heat of the summer.

Air conditioner in house window on Summer day.

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A window unit air conditioner can be a lifesaver. It can also be a rattling, clicking, buzzing nuisance. Here's how to troubleshoot the noise.

Aluminum fins of indoor unit or evaporator for air conditioner.

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Bent air conditioner fins block airflow and force the system to work harder. Here's how to straighten them out.

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