Mini Ring – Super Mini Size 5×8mm, especially suitable for small filters and aquarium
Maintain water pH level stable in two way.
Releases K, Fe, Na, Ca, Mg, Zn, CU and other minerals.
Lighter, high absorption rate up to 80%.
Special gear shape is good to extend its surface area.
Contains vital elements for fish and bacteria.
Neutral filter media, it doesn’t have an influence on water hardness.
Special gear shape to slow down water flow and strengthen effect of microbe.
Excellent air and water permeability.