Sell UDF filter cartridge

UDF filter cartridge
1) Easy to use
2) Super purifying function
3) Fits most water dispenser
4) No second pollution
5) Reduce impurities from tap water
6) Can be used for a long time, if you change the filter core regularly
1) lenth:10",20"
2) inner diameter:28mm,30mm
3) ounner diameter:51mm,55mm,60mm,63mm,100mm,115mm
4) filter cartridge: PP filter, string wound filter, activated carbon filter, resin filter, ceramic filter