Highly Porous and Beautifully Shaped

Smooth top to expose all the natural nooks, cranny's and porosity on these beauties making them the perfect natural frag mount.

Our MarcoRocks is the finest all natural aquarium rock available to the aquarium enthusiast today. It is a once live natural reef rock.

All natural calcium carbonate rock. Never any chemicals, additives. Often, you can spot fossilized ancient corals in the rocks.

Eco-Friendly Sustainable Rock

Our rock is a "green" sustainable product, because it is not harvested from a marine environment it has no negative impact on our delicate reef or marine ecosystem. Combine this with our unique no chemicals cleaning and processing and you get great looking rock that is pest free that's also environmentally friendly.

MarcoRocks Is The Choice Of Many Public Aquariums, Aquaculture Facilities And Custom Tank Builders All Over The World.