Fritz Pro Aquatics Magnesium Sulfate 453g crystal These are especially well suited

These are especially well suited for trimming ground cover which can be very difficult with traditional shears

or to quickly alleviate high ammonia

Float switch monitor

Pre-dosed tablets for easy application

Suitable for both freshwater and marine aquarium

Fritz Pro Aquatics Magnesium Sulfate 453g crystal These are especially well suitedPure Magnesium Sulfate. Customise your parameters. Same high quality ingredients as PRM Marine Salt Mix. Economical and high value dry powder. Ammonia and phosphate free. FritzPro Magnesium Sulfate is a high quality concentrated magnesium salt that is designed to replenish magnesium in captive reef systems. Monitoring and maintaining proper magnesium levels is an important part of stabilizing water chemistry values; resulting in better coral;