1. Overflow
2. Filter Influent
3. Coarse Media
4. Fine Media
5. Multiple Filtrate Screens
6. Filtrate Chamber
7. Level Controller
8. Filter Reject
9. Washbox
10. Counter-Current Washer
11. Airlift
12. Central Feed Chamber
13. Actuated Valve
14. Manway
15. Headloss Sight Gauge

See Specs