The units are normally installed along a surface water source (river or lake). The units are factory built in coated mild steel construction ready to install upon delivery to the site. The BIODOS Compact water treatment units have been designed in the shape of standard ISO containers convenient for shipping and easy to install. Standard capacities range from 50-200 m 3 /h. Multiples of those units are normally used for larger installations. Compact Water Treatment Plant: This sytem includes coagulation, flocculation, sedimentation, filtering units and Disinfection station. The system content: 1. CLARIFIER 2. INTERMEDIATE STORAGE TANK 3. SAND FILTER 4. DISINFECTION STATION