What Are Some Good Pads for a Swamp Cooler?


Quick Answer

If choosing natural fiber pads for a swamp cooler, aspen is a good choice. Units with metal pads use corrugated metal to distribute the water for evaporation. Metal pads require less frequent changes but are often subject to mineral buildup.

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Full Answer

Swamp coolers use the natural cooling of evaporation to reduce the temperatures inside a building. Pads increase the surface area of the water so that as the blower pulls air through the moisture the rate of evaporation increases for more effective cooling. A new set of aspen pads generally lasts the entire cooling season. Inverting the pad so the water flows in the opposite direction helps to increase their useful life.

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