Use 1 cup (240 ml) of Equalizer™ for every 35 gallons (132 liters) of water.
Product should be rinsed first in freshwater and then pour into a filter bag.
Next place in your sump, filter or other part of the system.
Use just like you would activated carbon.
It will last about 4-6 weeks depending on tank conditions.
Treats 140 gallons.