Montmorillonite clay powder that is used widely throughout the world in koi ponds and water gardens. It adds and replenishes the minerals and trace elements that are found in natural ponds, but missing in rubber lined ponds. It contains over 60 bio-available minerals and trace elements, including calcium, magnesium, potassium, sodium, and iron.

Montmorillonite clay powder that is used widely throughout the world in koi ponds and water gardens. It adds and replenishes the minerals and trace elements that are found in natural ponds, but missing in rubber lined ponds. It contains over 60 bio-available minerals and trace elements, including calcium, magnesium, potassium, sodium, and iron.

New pond filters usually take 4 to 6 weeks to become fully biologically functional because it takes the beneficial bacteria that long to completely colonize the filter media.