Product Description

FRS**0 Air inlet cotton •Washable and reusable •Low initial resistance •large dust holding capacity •Flexible •Economical and practical Application: ≥5μm, 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, inlet side is blue color Washable: about **5 times EN**9 class: G3 Average arrestance:*8%（ASHRAE*2.*****2） EUROVENT4/5 class: EU3 DIN****8 Non-flammability Standard: F1 Final resistance: (suggest) **0Pa***0Pa Max. Dust holding capacity: **0g/㎡ Temp. resistance: **0℃