Magnesium Mix for General Adjustments Size:1 gal High Capacity GFO is the

High Capacity GFO is the best performing GFO we stock and capable of removing close to twice the phosphate as standard GFO by volume

reused and sterilized

IN STORE PICKUP ONLY - ALLOW 1-6 WEEKS IF OUT OF STOCK

ultra-clear glass aquarium

Magnesium Mix for General Adjustments Size:1 gal High Capacity GFO is theMaintaining proper magnesium levels helps achieve the essential balance of calcium and alkalinity in your tank by preventing excess calcium carbonate precipitation. Not all magnesium additives are created equal and the largest factor comes into the sulfate to chloride ratio in the magnesium solution. For large adjustments, you will want to use a magnesium solution that has limited amounts of sulfate to keep your reef balanced, where for daily 2 part