Two basic requirements for the removal of organic detritus (fish waste, food, leaves etc) from the bottom of ponds and other water bodies are aerobic conditions coupled with the appropriate microbes .

Viresco^TM Digester provides the appropriate waste-digesting microbes. In typical garden ponds, there is uaually enough oxygen for the microbes in Viresco^TM Digester to successfully clean up this dead organic matter.

The 10g pack will treat 6000 gallons  (over 27000 litres) of water, is chemical-free and is completely harmless to plant and animal life.