Reef Saver Rock - Natural - 40LB Terrestrial Frequent low-volume changes are preferable

Frequent low-volume changes are preferable to infrequent high-volume changes

Aquarium wood serves as a vital biological filter

spindly limbs

Heat-Resistant PETG

Reduce or eliminate algae growth while still providing plants with enough light to photosynthesize

Reef Saver Rock - Natural - 40LB Terrestrial Frequent low-volume changes are preferableMarcoRock Reef Saver Rocks are carefully sourced for color, porosity, and purity. They undergo a rigorous cleaning process and are trusted by hobbyists looking for high quality hardscape for their marine aquariums. Pair MR Reef Saver Rock with Foundation, Shelf and Hybrid rocks to create a unique aquascape in the UNS Reef System. Cement them together at key junctions with MR Bonding Mortar and disguise the joints with MR Powder for a seamless look.