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Maintain up to 100% RH at room temperature.
Model 37700-66 is a high-capacity system that generates a mist with a deionizer and a diaphragm pump. The deionizer lets you work with tap water. System includes a 5-gallon (19 L) tank, 4" (10.2 cm) circulating fan, tubing, fittings, hardware, and 5-ft (1.5 m) cord with plug.
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