Ecosistemi - Manual Sand Filters

Manual sand filters to be used in the reduction of colloidal and sedimentable water turbidity. They are specifically used in various primary or waste water treatment processes. The fluid to be filtered passes through a multilayer bed composed of anthracite (low density mineral) and very pure quartz sand in different granulometries. They consist of a fiberglass cylinder and by-pass with 6 plastic valves for manual control of the filtration and washing phases.