BIOMASTER 45 PPI PRE-FILTER FOAM SET

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. 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