1.material:polypropylene thread 2.20" with different micron 3.thread cartridge Thread Filter Cartridge  DescriptionAdavatagePP thread filter cartridge is stringed by the polypropylene thread symmetrically. Its function is similar to PP cartridge, while it is steadier. This cartridge is suitable for the previous filtration in the insustrial water treatment. According to the requirements, various sizes and filtration precisions are available for option:Filtration precision: 1,5,10micronLength: 5,10,20,30,40inchOut diameter: 2.2, 2.5, 4.5inch* strong pollutant carrying capacity

* long service time

* low cost

* replaceable

Thread PP Water Filter Cartridge