Hongtek Filtration Co. Ltd.
MF series,Pleated High Flow Cartridges 3M 740 series filter elements replacement
MP series,High Flow Pleated Cartridges replace to 3M Cuno 7000
PF series,Pleated High Flow Filters Parker Megaflow high flow filter replacement
HFA Series Pleated High Flow Filter Cartridges Replace to Pall Ultipleat High Flow Filters