OASE BIOMASTER 20 PPI BLUE FILTER FOAM Pattern_Solid Color the Boesemani Rainbowfish will instantly

the Boesemani Rainbowfish will instantly become a showpiece in your aquatic setup

Replace your ceramic filter media only when completing a complete tank restart as to not disturb the beneficial biological load

depending on light

Because different captive reef systems process nutrients at different rates

Rinse thoroughly before adding them to the tank

OASE BIOMASTER 20 PPI BLUE FILTER FOAM Pattern_Solid Color the Boesemani Rainbowfish will instantlyThe 20 ppi Replacement Filter Foam for the BioMaster 250, 350, 600, or 850 and BioMaster Thermo 250, 350, 600, or 850 includes an ultra coarse replacement filter foam Customize your choice of filter foams to meet the needs of your aquarium Timing to replace the filter foam varies upon aquarium size and the number of fish and plants