... it enhances the filtration area, reduce electricity and operation costs.M-HV is High efficiency, large airflow, low cost, suit for ... of VH filter ,610*610*292mm, can up to 3600m³/h while the face area is 2.7m/s.High efficiency ... up to 99.95% at 0.3µm (H 13), 99.995% at 0.3µm (H14) under rated air flow.Low cost ...