Guangzhou Fresh Air Clean & Filtration Product Co., Ltd.

Pre filter

Pre filter
Product Detailed

The size



  FRS-40  Pre-filter


     ·Washable and reusable
   ·Low initial resistance
   ·Large dust holding capacity
   ·Economical and practical


Application: ≥5μm, Filter dust , (used in
the place where need washing and filtering),
pre-filter through air filter program
Type: supply slices or rolls size
Media: synthetic fiber with gradual density
Washable: about 7-8 times
EN779 class: G4
Average arrestance:91%(ASHRAE52.1-1992)
EUROVENT4/5 class: EU4
DIN53438  Non-flammability Standard: F1 Final
resistance:  (suggest) 200PA-250Pa
Max. Dust holding capacity: 620g/m2
mp. resistance: 100°C


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