The one I use Is 0.01 Microns is far greater than 3M,Diamond,Nesh and Sand filter.
smile.gif All this while I go for brands but one of the course I attended tell me not all items should be based on brands but rather depend on the service hence I made the first move got the water filter system from my vendor. It never failed me even after two yrs and now as solid as it looks. My neighbour also did engaged him when they change the Waterco sand filter to the vendor FRP Sand filter and thanks me recommended her the vendor and never realise she pay Thousands ringgit to get the same quality Less than RM600. rclxms.gif