Water filter cartridge 1.Length:5",10",20",30",40" 2.Material: PP,CTO,UDF,KDF,RESIN,CERAMIC 3.Precision:0.5,1,5.10um Water filter cartridgeTYPE ... :1.PP sediment filter cartridge2.String wound filter cartridge3.PP pleated filter cartridge4.Activated carbon filter cartridge5.Granual ...