Description
- The Filter Foam BioPlus 20/30 ppi for the BioPlus 50, 100, or 200 and BioPlus Thermo 50, 100, or 200 includes a coarse replacement filter foam
- Customize your choice of filter foams and fleeces to meet the needs of your aquarium
- Timing to replace the filter foam varies upon aquarium size and the number of fish and plants