Pumice Stone 25kg

In trickle filters and trickle towers, pumice stone filter media is increasingly widely utilised as an alternative to conventional koi pond filter media.

Although pumice stone Filter Media is inert, it quickly becomes colonised by good bacteria that aid in the removal of contaminants. Its high porosity makes it the ideal media for all kinds of biological filters. The media of choice must have an acceptable specific surface area (SSA), adequate voiding, and an adequate water retention time in order for biological filtration to be effective. The huge surface area of pumice stone filter media makes it perfect for this application. It is a direct substitute for other ceramic-based filter media.

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