Bag & pocket air filter use for the central air-conditioning for secondary or primary air filtration. 

    Normally this kind of air filter can endure big air volume but the resistance very low.

    The efficiecny from G1 to G4,   F5 ,F6.F7.F8. to F9, comply with EN799. 

     The pocket media have glass fibre material  or synthetic fiber。 

    The frame  can be GL frame  or AL , some of client also like the plastic frame in 25 mm .


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