Evaporative Pool Dehumidification

Evaporative Pool Dehumidification

Comparing the actual performance of two approaches to swimming-pool HVAC

Operated by the Marathon Area Swim Association (MASA), the Ray & Marie Goldbach, Marathon Area Swim Center in Marathon, Wis., is a 10,122-sq-ft facility consisting of a 25-yd-long, six-lane-wide main pool; a small instructional pool; locker rooms; and a small administrative area. It opened in 1988.

The original pool dehumidification unit (DHU) used heat of rejection from the refrigeration system to heat pool water and provide hot-gas reheat. In 2003, it began experiencing operat

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