1½” Spheres
Designed for Ammonia and Nitrite Removal
One MarinePure Sphere has the same surface area as 1,350 plastic 1.5″ bio-balls.
Primarily designed to provide deep anaerobic zones for de-nitrification in passive systems.
Live rock substitute-popular among reef hobbyists as a substitute for live rock because it reduces nitrates more efficiently without harming the environment.
Use in sumps, stacked in extra-large filters.
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