Zazen Ceramic Filter (12 Months)Clean Phase 1 of 3 Phase Technology Pre filters particles down to 0. 2 microns Traps rust, sediment, bacteria, micro plastics + The zazen Ceramic Filter plays a crucial role in the zazen Alkaline Water System by acting as the first line of defence in water purification. It effectively pre filters water, removing rust, sediment, organic matter, and harmful microorganisms such as bacteria, cysts, and parasites. With a filtration capability down to 0. 2