6x Oase Biomaster Carbon Pre Filter Foam per packet

Oase Biomaster 250 needs 4 foams

Oase Biomaster 350 needs 5 foams

Oase Biomaster 600 needs 6 foams

Oase Biomaster 850 needs 6 foams

• The carbon pre-filter foam set for the Bio master 250, 350, or 600 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