The new Apex energy recovery ventilator (ERV) extends the company's ERV line up to 20,000 cfm. The ERV saves 3 to 4 tons of cooling per 1,000 cfm of outdoor air in most climates, the company states. According to the manufacturer, supplemental cooling and heating options allow the ERV to condition 100 percent of the outdoor air to desired temperature and humidity for summer and winter operation. The unit is factory wired and a wide range of options and accessories are available.

Greenheck, P.O. Box 410, Schofield, WI 65576-0410; 715-359-6171; 715-355-2399; (fax);

eProduct #199