GENESIS ROCK 2pcs – Polyp Lab

Increase the overall filtration power of your tank by adding Genesis Rock to your system. 

– Designed For Fresh or Saltwater Aquariums
– 23,000+ Additional Square Feet of Bacterial Space For Each Rock
– 2 Rocks Included in Set
– Reduces Phosphates and other dissolved organic compounds.
– Increased Beneficial Bacteria Colonies
– Zero Leach Technology – 100% Fired Ceramics