MarcoRocks The Perfect Mix Box | Coralline Foundation, Shelf and Hybrid Rock Combo Box 40lb

MarcoRocks has taken the guesswork out of choosing how much of each rock type to use when planning that perfect aquarium scape. In our new "The Perfect Mix" box you'll find just the right mix of MR Coralline Foundation, MR Coralline Hybrid, and MR Coralline Shelf to make aqua-scaping enjoyable, less confusing and easy. This new highly porous, non-painted Coralline rock from MarcoRocks is the perfect choice for that instant purple coralline look minus the wait and most importantly, without sacrificing quality or long term biological success. With rocks that naturally stack together, you can choose between a loose stacking or a scape with arches and ledges that can be mortared with matching MR E-400 Coralline for a permanent hold. With a recommended usage of 20 lbs per 30 gallons of display tank volume; simply add more boxes to scape a larger tank. Available in both 20 lb and 40 lb boxes. Key Points: Easily build stunning aqua-scapes with the perfect mix of MR Coralline Foundation, MR Coralline Shelf, and MR Coralline Hybrid rock MarcoRocks "no paint process" retains superb porosity for biological advantages Increased porosity and buffering capacity means there is no longer a tradeoff between instant gratification and long-term success Because it is all-natural, each piece is unique and beautiful The perfect choice for beginners and pros alike Our MarcoRocks is the finest all natural aquarium rock available to the aquarium enthusiast today. It is a once live natural reef rock. Never any chemicals, additives. Often, you can spot fossilized corals! How cool is that?