Washable Low initial pressure drop Robust construction High temperature resistance Applications ��?coarse particle filtration, Preparatory filtration in central air, Conditioning and house hold . Air conditioner, Special acid and base resistance, ventilating filtration Type ��?metal mesh filter panels Frame ��?galvanised steel/Aluminum Filter media ��?40mesh nylon net Grids ��?galvanized steel /Aluminum diamond mesh Gasket ��?none EN 779 class …G2 Average arrestance ��?65 to 70% (ASHRAE 52.1.1992) EUROVENT 4/5 class ��?EU2 Final pressure drop ��?( recommended ) 150 Pa- (maximum) 250 Pa Maximum air flow rate ��?125% of nominal air flow rate Max. operating temperature ��?60��? Installation ��?holding frames type CT10 /20 /30 Type Dimensions Filtering surface (m2) Rated air flow (m3/h) Initial pressure drop (Pa) Height (mm) Width (mm) Depth (mm) FN 287 592 12 0.17 850 12 FN 592 592 12 0.35 1800 12 FN 287 592 21 0.17 850 15 FN 592 592 21 0.35 1800 15 PN 287 592 45 0.17 850 25 PN 592 592 45 0.35 1800 25 OTHER SIZES: ON REQUEST OTHER MAT