Product Description

•Washable and reusable •Low resistance •Excellent flame retardant •Flexible •Economical and practical Application: ≥5μm , Filter dust (especially used in train or subway where the place has air-conditioning), pre-filter through air filter program Type: mats and rolls size Media: synthetic fiber with gradual density, washable for about **3 times EN**9 class: G2 Average arrestance:*5%（ASHRAE*2.*****2） EUROVENT4/5 class: EU2 DIN****8 Non-flammability Standard: F1 Final resistance: (suggested) **0Pa-(max)**0Pa Max. Dust holding capacity: **0g/㎡ Temperature resistance: **0℃