OASE BioMaster 45 PPI Pre-Filter Foam Set - Biological Aquarium Filter Media

DESCRIPTION These 45 ppi fine Pre-filter foams effectively remove debris prior to water entering the main body of the filter, reducing filter maintenance. Optimize your BioMaster filtration by using these pre-filter foams based on your aquarium's needs. Timing to replace the pre-filter foam set varies upon aquarium size, number of fish and plants, and declines in filter performance. We recommend replacing the foams incrementally. The 45 ppi Pre-filter Foam Set includes six blue pre-filter foams for the BioMaster Filter series.Features: 45 ppi fine Pre-filter foams effectively remove debris prior to water entering the main body of the filter, reducing filter maintenance Optimize your BioMaster filtration by using these pre-filter foams based on your aquarium's needs. Timing to replace the pre-filter foam set varies upon aquarium size, number of fish and plants, and declines in filter performance. We recommend replacing the foams incrementally. The 45 ppi foams are pre-filter foams for the BioMaster 250, BioMaster Thermo 250, BioMaster 350, BioMaster Thermo 350, BioMaster 600, and BioMaster Thermo 600 Includes: 1 OASE BioMaster 45 PPI Pre-Filter Foam SetColor: BlueProduct Dimensions: 4 in x 2 in x 5.8 inProduct Weight: 0.027 lbs Directions: Assemble according to manual instructions.Caution: Consult with your local aquatics store about the environment your fish needs.