CaribSea LifeRock 20lb Color comparison:Medium Range:Place the test

Color comparison:Medium Range:Place the test vial on the white part of the color chart and compare colors looking from the TOP

Air Draw: 420 lph / 15 SCFH*

especially when the nitrite concentration is relatively low

High-quality green seaweed

and lens geometry blend the light from the clusters so that color separation is further

CaribSea LifeRock 20lb Color comparison:Medium Range:Place the testReal aragonitic base rock, not cement, no curing. Extensive macro and micro porosity infused with spored bacteria for outstanding biological performance. Clean and safe for all fish and inverts, environmentally responsible each piece being very unique. Please Note: Because of the fragile nature of this rock, it is possible for the rock to break during transport. We do our best to package the rock sufficiently to minimize damages. Rock is not insurable