Model MQL is a modular indoor air handler that allows horizontal, vertical, and stacked draw-through configurations, the company states. Some of the unit’s features include double-sloped, galvanized drain pans; single- or double-wall construction; outside air measuring station; HEPA filters; removable access panels; and a single-point power connection.

Environmental Technologies, 6750 Bryan Dairy Rd., Largo, FL 33777; 727-541-3531; 727-545-1028 (fax);;

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