Oase BioTec ScreenMatic Multi-Stage Flow-Through Filters Model:BioTec Screenmatic2 18000 Includes an all-natural proprietary treatment

Includes an all-natural proprietary treatment blended with bacteria and enzymes

5" Valve Cover O-Ring A50068 617750500683 2" Valve Cover O-Ring A50047 617750500478 Spider Gasket for 1

Includes cleaning indicator

5" Max Flow 8500gph 9200gph 11000gph Max Head 55' 69' 72' Max Power 1385 Watts 1744 Watts 2056 Watts Max Current 5

Oase BioTec ScreenMatic Multi-Stage Flow-Through Filters Model:BioTec Screenmatic2 18000 Includes an all-natural proprietary treatmentThe Oase BioTec ScreenMatic Large Pond Filters are flow through biomechanical gravity filters with multi stage filters in a compact package, perfect for large ponds with high fish load. Mechanical filtration separates out particles and debris using a 300 micron mesh screen, which is cleaned automatically by the filter every 15 minutes! This advanced, innovative filter offers multiple innovative features such as automatic debris separation, double