The Ultra-Aire UA-135H air purifying dehumidifier is a ventilating dehumidifier that is capable of removing over 17 gallons of water per day, the company says. The company states that this unit maintains indoor humidity levels below 50 percent. It operates independent of or in concert with an existing forced-air system. According to the manufacturer, the dehumidifier features a compact, horizontal enclosure design, which is ideal for attics and crawlspace installations in residential and light commercial buildings with areas up to 3,500 square feet. The unit has a Focus filtration system, which is designed to directly couple to the unit itself or to be mounted remotely.

Therma-Stor LLC, P.O. Box 8050, Madison, WI 53708; 608-222-5301 or 800-533-7533; 608-222-1447 (fax); www.thermastor.com.

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