Features:

Clarify your water naturally and cultivate beneficial bacteria with these Polypropylene Bio-balls! They promote gas exchange and increase dissolved oxygen levels, then filter the water as the bio-balls combine with organic waste to dissolve it.

·         New design of bio-sponge inside, the biological loads are maximized within much smaller filter areas

·         Bio balls do not require replacement unless damaged or destroyed

·         Free reusable media bag for easy handling

Dimensions: 

Diameter of bio ball: 0.6 inch/1 inch/1.4 inch

Includes: 

100 pieces of 0.6" /1"/1.4" Bio Balls in 2 media bags, 50 Bio Balls in each bag.