Filter cartridges 3

5 stage RO water filter system

The 1st stage filter is 5 um PP filter which can effectively filter out the big solid substances,such as steel rusty,sand and stone etc. 

The 2nd stage filter is GAC which can adsorp the cholorine remains,humous matter,bad smell,lolour water etc. 

The 3rd stage filter is 1 um PP filter which can further reduce the granule substance and protect the RO membrane. 

The 4th stage filter is RO membrane which can effectively filter away the bacteria,virus,heavy metal ion and pesticide remains.because the membrane hole size is 0.0001um(0.1nm).it means a bacteria or a disseminating virus cannot pass through until the former is able to downsize 4000 times and the latter is capable of contracting 200 times. 

The 5th stage filter is T33 filter which can make the pure water fresh and tasted well.   

Automatic washing RO membrane to extend the service life

Water lack alarm system RO remind user.