Marco Rock E-Marco 400 Reef Building Cement Colour:Grey It can be mounted hanging

It can be mounted hanging on the back of the aquarium or below the aquarium

These bags are now used in REEFER™ and MAX-S™ Systems

All natural treatment and protection of bacterial infections

Poly-Filter in established marine freshwater systems: Conventional power filter: Place Poly-Filter on bottom plate

Marco Rock E-Marco 400 Reef Building Cement Colour:Grey It can be mounted hangingHave you ever wondered how they make those remarkable aquascape structures? MarcoRocks E Marco 400 Aquascaping Kit is how! The kit includes everything you will need to create your own mortar that is specially modified to keep the joints from becoming brittle in saltwater. The cement, once mixed will turn into a paste like consistency that you can then use to bond live rock together to create a permanent, long lasting bond. Using a cement mortar can