Meridian Oolitic Aragonite Substrate - 19.8 lb.

SKU: 932186382_2

Brand: SEACHEM

Product Description

This aquarium substrate has fairly uniform 1/4 to 1/2 mm spherical or egg-shaped grains for reef and marine aquaria. The grains are aragonite, a naturally occuring calcium carbonate material made in the shells of many marine organisms. It has a...