Genesis Rock 4-Pack Fish of the Week on hard floors

on hard floors

Magnesium & Carbonates) necessary for sustainable

Simple to use and read

you can control the flow of the pump

Magnesium & Carbonates) necessary for mature aquariums and enhanced coral coloration

Genesis Rock 4-Pack Fish of the Week on hard floorsIncrease the overall filtration power of your tank by adding Genesis Rock to your system. Features Specs: Designed For Fresh or Saltwater Aquariums 23,000+ Additional Square Feet of Bacterial Space For Each Rock 4 Rocks Included in the Set Reduces Phosphates and other dissolved organic compounds. Increased Beneficial Bacteria Colonies Zero Leach Technology 100% Fired Ceramics