This product is used for pre-filtration in ventilation systemLarge air flow, low pressure, large dust holding capacity, long working life, easy to changeFilter particles: ≥10μmDimension(mm) W* H* DRated air flow(sm/h)Efficiency Initial pressure drop(Pa) Final pressure(Pa)EN779 Material Frame Media Protective mesh595*595*25240080% Arrestance65260G3Aluminum Cardboard Galvanized Synthetic fiber Galvanized mesh Stainless mesh595*295*25110080% Arrestance65260G3595*595*46340090% Arrestance70280G4595*295*4680090% Arrestance70280G4595*595*96340095% Arrestance80320G5595*295*96150095% Arrestance80300G5