Factory Custom Pocket Filters Bag Filter synthetic pocket filters F7 bag filter is widely used in the purification of the central air conditioning and ventilation systems,pharmaceuticals, hospitals, electronic and food industries. Medium picket filter can also serve as the first level for HEPAfilters to reduce loading and extend life of HEPA filter, because it has big surface wind speed, it has large dust holdingcapacity, high wind speed and is considered to be the best one in medium filter structure. Material And Operation Conditions Efficiency: F5 / F6 / F7 / F8 / F9Media: Synthetic fiberPocket type: Ultrasonic bag/Sewing bagOptional thickness: Aluminum / GI: 21, 25, 46 Plastic: 25Max Temperature: 50℃Max Humidity: 100% Product feature Large dust holding capacity and stable performanceWashable (Limited)Large air volume, low resistance and high efficiencyLong lifespan100% factory inspection”V” type pocket structure, economy and high performa…