Marineland Canister Bio-Filter Balls

Marineland Bio-Filter Balls are designed to fit all Magniflow Canister Filters and Multi-Stage C-Series Canister Filters. The Bio-Filter Balls provide a larger, multi-faceted biological filtration area for the growth of beneficial Bio-Spira bacteria.

Features:

• Promotes the growth of beneficial Bio-Spira bacteria
• Fits all Marineland Magniflow and Multi-Stage C-Series Canister Filters
• Contains 90 pieces