Water Treatment Plant, Filter Cartridge manufacturer / supplier in China, offering Pph #2 Size Polypropylene Bag Filter Housing, 2 Inch Flanged Inlet/Outlet, 20 40 Inch Single Pleated Cartridge High Flow UPVC PVC PP Polypropylene Cartridge Bag Filter Housing for Sea Water Treatment Equipment, Big Flow Pph Anti-Corrosion Plastic 3 4 Bags Polypropylene PP Multi Bag Filter Housing and so on.