... .5um ,can filter impurity and bacteria. 2 Non-apart to wash Non-apart to wash ceramic filter Work presure:0.1 ... Restrain bacterial growth,prevent secondary pollution4. Nano carbon and diatomite complex technology,prolong the life of filter cartridge ... is 0.5um ,can filter impurity and bacteria.6. Non-apart to wash,can use many times,water flux ... or install by yourself Non-apart to wash ceramic filter