Tropic Eden Morroca Arch Rock - Medium - ONE Piece (2lbs) LED Mounting Hardware Magnesium also plays an important

Magnesium also plays an important role in stabilizing pH by interacting with the buffer system of seawater

TSA – Total Surface Area: Amount of pore surface available for adsorption for a given mass of carbon

It solves many of the problems associated with other forms of calcium and alkalinity supplementation

gallons (3

magnesium ion concentration influences the saturation point for calcium carbonate in solution

Tropic Eden Morroca Arch Rock - Medium - ONE Piece (2lbs) LED Mounting Hardware Magnesium also plays an importantNOTES: This is 1 Piece total, approx weight 2 pounds. Each piece is unique and can vary slightly. Average size 10 1 2" L x 4 1 4 W x 4" T. This type is designed as a arch structure, very similar to the cave but not as high. Perfect for lower in the tank for place for fish to hide, but design options are endless. Each piece is unique and varies a little on weight and shape. You get approx. 20 30% more volume with Morroca rock compared to other brands.