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- Rock Med (each)
is backordered and will ship as soon as it is back in stock.
Ammonia, Nitrite, and Nitrate Removal
The perfect substitute for Live Rock- safe, effective, and economical.
Primarily designed to provide deep anaerobic zones for de-nitrification. Great for aquascaping and as a substrate to grow corals.
Use directly in Aquarium tank - available in small or medium sizes
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