16 x Replacement Filter Sponge Suitable for Oase BioTec 18 + Screenmatic | Set 8 x Blue 8 x Red Koi Pond Replacement Sponges | Replacement Parts Flow Filter Water Clarifier : Amazon.de: Garden
Oase Phosless Cartridges for BioTec 18-36 & BioTec ScreenMatic 18000/32000 (MPN 36981) - Best Prices on Everything for Ponds and Water Gardens - Webb's Water Gardens
Oase Biotec Screenmatic 2 - 40000 / 60000 Filter Spare Parts - Water Gardening Direct