... filteration precision is 0.01 micron. It can remove the harmful substance from the water , such as mud,sand, rust, colloid, bacteria ... can ensure 3 years service life.4. The flux is large enough to satsify with the family life demand.5. Save energy ... can remove the heavy metal and chlorine from the water.8. It can be installed in the cabinet ,save the room. whlose house water filter ...