Thenow light commercial ceiling mounted energy recovery ventilator -HEPA Series can be used in various applications, such as hospitals, labs and other high IAQ request places. In these areas, our air change ERV unit is providing building owners and managers with a cost-effective way to increase ventilation while also holding down heating and cooling costs.  Product Description  Features of  Commercial Ceiling Mounted ERV HEPA System-AG Series Innovative high efficiency counter flow full heat exchanger 3-layers purification: G3+F7+H13 air filters Air flow range:420~3000cmh High efficiency DC motor, low noise Bypass is optional Pre heating is optional CO2 , VOC, PM2.5 and humidity sensors are optional Sensible heat recovery unit is optional Application of Commercial Heat Recovery Ventilation System HEPA System-AG Series: Hospitals, labs, confinement center, school, bank, club and other high