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

G4 Pre filter media made in China,G4 filter

G4 Pre filter media made in China,G4 filter
Product Detailed

G4 pre filter media:
1 Thickness 20mm,
2with glue or not upon your request.
3certificate:ISO9001:2008

G4 Pre filter  media made in China

 

 FRS-40 Coarse filter cotton

   ·Washable and reusable

   ·Low initial resistance

   ·Large dust holding capacity

   ·Flexible

   ·Economical and practical

 

 

Application: ≥5μm, Filter dust, (used in the places

where need washing and filtering),

pre-filter through air filter program

Type: supply pads 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: (suggested) 200Pa-250Pa

Max. Dust holding capacity: 620g/sq.m

Temp. resistance: 100°C

 

Type

Dimension

Rated air velocity(m/s)

Initial pressure drop (Pa)

Rated air flow(m2/h)

Length(m)

Width(m)

Thickness(mm)

Rolls

20

1/2

20 ± 2

1.0

38

3600



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