... 2Pcs X8units=16PCsX30W, vertical installationGenerator setting typeSide upper intake air, quadrate steel frame, coated steelIntake fan2Pcs double-intake ... fan, 2X3KW, air capacity:20000m3 /h.Exhaust fan1Pc double-intake centrifugal fan, 4KW, air capacity:12500m3 /h.Heating systemRiello G20 ... indicator, limited-temperaturedeviceTotal power12KWBest regards,Jessie Senda energy saving car spray booth