Oase Biotec 18000 and 32000 REPLACEMENT Filter Foam

OASE Blue Filter Foams for BioTec ScreenMatic2 18000 (model # 42975) - Requires 1 set for full filter replacement
Also fits BioTec ScreenMatic2 38000 (model # 42976) - Requires 2 sets for full filter replacement
OASE Purple & Red Filter Foams for BioTec ScreenMatic2 18000 (model # 42975) - Requires 3 sets for full filter replacement