Primary Pocket Filter
Made of nonwoven fabric and aluminum frames or galvanized plate frames
It is made of nonwoven fabric with well arranged thread density, light frame of good formability, long service lifespan and the increased layer-by-layer filter media so as to keep the bag in good shape. It usually used as front or medium filter of air ventilation and filtering system, or as protective of HEPA filter.
 
It reduces energy consumption and increases the filtration effects
It is applicable to high demanded filtration effects
The different filtration effects are from 65% to 99.5%

We can produce with your specification requirements .