MarcoRocks 2 side cut - Natural or Coralline

Our famous Reef Saver Rock cut to offer 2 sides smooth, flat surfaces. We recommend placing this rock under any rock work at the boundary layer between the glass and rock display. Can be siliconed to the glass if desired.

Can be used as shelf and perfect for mounting frags too.

Smooth Cut Both sides

Stable and Architecturally Sound

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 within the rocks.

Highly Porous and Beautifully Shaped