1.KRV-16DT 2.Wind volume:1600m3/h 3.Static pressure ... , villa, meeting room, office and so on.Convenient Installation Machine installed in ceiling,do not occupy in-room space, do ... Except the two-way air exchange, air purification, energy recovery, machine also have bypass, two speed regulatory function and selectable intelligence ... to contact us! Residential Air To Air Energy Recovery Ventilator With CE