Description
Versatile, easy-to-use and highly effective filter media
Each 1.5″ Bio Ball has over 18.2 square inches of surface area for beneficial enzymes
Spherical shape and precise peg placement allows them to pack into any shape or filter without losing surface area
Bio balls are 100% polypropylene rendering them a safe long lasting bio filter media for fresh and saltwater
Can be used with or without a mesh bag (not included)
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