Oase BioTec 4, 5, 10, 12, 18, 30, and 36 Replacement Parts (Discontinued Models) Bulk For these filters to function

For these filters to function properly

bypass to waste drain

reliable industrial grade pumps -- ideal for your pond

as well as a 3" bulkhead fitting

Oase BioTec 4, 5, 10, 12, 18, 30, and 36 Replacement Parts (Discontinued Models) Bulk For these filters to functionShips directly from manufacturer Replacement parts are available for the following discontinued Oase filters: BioTec 4, BioTec 5, BioTec 10, BioTec 12, BioTec 18, BioTec 30 and BioTec 36. SKU UPC Code Description Compatible BioTec Filter 4 5 10 12 18 30 36 54030 706759540308 Red Filter Foam X X X 56739 706759567398 X 40977 706759409773 X X 54031 706759540315 Blue Filter Foam X X X 56738 706759567381 X 40978 706759409780 X X 10648 706759106481