Oase BioMaster 60ppi Prefilter Foam Size:6 pack All this in addition to

All this in addition to having a long cord with plug attached means that it has never been simpler and easier to provide a safe

This inside filter combines efficiency with safety and forms the centrepiece of the Primo 60 LED

energy and reproduction

a good source of fiber to promote a healthy digestive function

These are particularly helpful in small or nano style systems where larger tools are difficult to utilize and maneuver

Oase BioMaster 60ppi Prefilter Foam Size:6 pack All this in addition toThe BioMaster series comes with 45 ppi activated carbon filters inside the pre filter module. To optimize filtration Oase offers coarse 30 ppi, fine 45 ppi, and ultra fine 60 ppi replacement foams to customize the pre filter. All replacement pre filter foams come in sets of four or six for your replenishment needs. Timing to replace the pre filter foams varies upon aquarium size, number of fish and plants, and declines in filter performance. All