Marco Rocks - Perfect Mix Coralline - 40lb Hawkfish Larger sock size supports higher

Larger sock size supports higher debris capacity and longer service intervals in many systems

Surface skimmer

compact filtration chambers and systems where the skimmer needs to share space with reactors

or protein skimmers

and white LED output with timer control

Marco Rocks - Perfect Mix Coralline - 40lb Hawkfish Larger sock size supports higherMarco Rocks Perfect Mix Coralline 40lb Marco Rocks Perfect Mix Coralline 40lb is a mixed box of coralline coloured MarcoRocks designed to make reef aquarium aquascaping easier and more balanced. Coralline Rock Mix for Reef Aquascaping The Perfect Mix combines MR Coralline Foundation, MR Coralline Hybrid, and MR Coralline Shelf rock so hobbyists can build more complete aquascapes without guessing how much of each rock type to choose. The mix supports