Evolution Aqua Kaldness Biomedia K1 25 Litres Evolution Aqua Kaldness Biomedia K1 25 Litres

The media is engineered in a wheel shape and is slightly buoyant. This near neutral buoyancy allows the media to circulate throughout the filter with only minimal water flow.
This flow is created with your air pump and air stones or diffuser etc.

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The best price found is £39.99 from Pondkeeper.

Stockist Catalogue Product Name Price
Pondkeeper Evolution Aqua Kaldness Biomedia K1 25 Litres £39.99