JFB-30 Lufteinlass Baumwolle Filterelement

filter element Application: ≥5um Filter dust,(especial used in the train or the subway, where the place has air-conditioning), pre-filter through air filter program Type: Supply slices or rolls size Media: Synthetic fiber with gradual density Washable: about 4-5times EN779 Class: G3 Average arrestance: 75% (ASHRAE52.1-1992) EUROVENT 4/5 class: EU3 DIN53438 Non-flammability standard: F1 Final resistance : (suggest) 150Pa(max)250Pa Max. Dust holding Capacity: 520g/m2 Temp. Resistance : 100