Marineland C-Series Canister Filter Bio-Balls PC 160-360 90 BioBalls Saltwater Completely equipped with original

Completely equipped with original

Contains phosphate buffers and conditioning agents

added aeration is suggested

Very low in tannins

- Great for growing coral

Marineland C-Series Canister Filter Bio-Balls PC 160-360 90 BioBalls Saltwater Completely equipped with originalMarineland Bio Filter Balls provide a larger, multi faceted biological filtration area to help support the growth of beneficial Bio Spira bacteria. These filtration balls fit all Marineland C Series Canister Filters. Biological filtration is vital to maintaining a clean and healthy aquatic environment by utilizing aerobic bacteria to eliminate toxic ammonia and nitrite. For effective biological filtration, three dimensional surfaces are needed to