Description
The Carbon Pre-filter Foam Set for the BioMaster 250, 350, 600, or 850 and BioMaster Thermo 250, 350, 600, or 850 includes 6 carbon replacement filter foams
Safely regulates the pH value and water hardiness
Activated carbon absorbs unwanted substances in aquarium water
Customize your choice of filter foams to meet the needs of your aquarium
Carbon filter foams make replacement much simpler than common granular forms
Timing to replace the pre-filter foam set varies upon aquarium size and the number of fish and plants
