Clear-Water® Calcium Montmorillonite Clay from Summit® is a natural flocculant that clarifies water by binding minute waste particles into larger pieces that sink to the pond floor and can be removed by filter systems. It also contains minerals that help fish thrive, boosting color and skin quality.
Natural pond water clarifier
Easy to apply and cannot be overdosed
Application Instructions Once per week, apply 1 tablespoon of clay to each 500 gallons of water. Initially the water will be a little cloudy, but this should clear within 48 hours.