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Pleated Pre-Filter

Cheap price, robust frame

Pleated design increase filter area

Large dust holding, high air volume

Light weight, easily to install

Filter media: synthetic fiber with single side

support metal mesh. ( or double side )

Frame: aluminum alloy or gal or corrugated / cardboard paper

Efficiency: G3 / G4  ( EN: 779 )

Gravimetric: 80-90%

Usage environment: highest temp 80℃, humidity 80%

Face net: spot mesh or expanded mesh

Recommend final pressure drop: 350Pa

Features: robust frame, long service life, easily to install, large

dust holding capacity, low air flow pressure.

Applications: pre filter for air ventilation system, furnace filter,

first stage of air purifier, gas turbine ventilation system.