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Synthetic Fiber G4 Primary Efficient White Washable pre Air Filter Cotton Material Manufacturer

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Filter grade:G4(EN779), EU4(EUROVENT)Filter particles:≥5μm
Average arrestance≥95% (ASHRAE52.1-1992)Humidity:≤100%RH
Inflaming retarding grade:F1(DIN 53438)Temperature:≤100℃ maximum in continue service
Dust holding capacity:600g/m2Final pressure:250p (suggested)

Dust removing in air conditioning and air ventilation system.
2.Protect all kinds of electromechanical and machine room via filter.
3.Pre filter for high quality spraying system and air supply system in baking device
4.Primary filter media for making air filter.
5.Can be customized in pad/pad with frame/roll.

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