The ceramic material that these bio rings are made of is extremely porous. The surface area and tiny pores make it an ideal home for the cycle bacteria that you want in the filter.
Good to use for both fresh and saltwater aquariums
Toxic ammonia and nitrates remover
Ceramic ring size: 1/2'x 1/2'
In bulk packaging

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 8 inch
Height : 3.5 inch
Length : 9.5 inch

Item Weight: 50 pounds (View shipping rates and policies)
Shipping Weight: 51 pounds (View shipping rates and policies)

ASIN : B015VUGD6S