The material is manufactured in the
It is produced by knitting together thousands of fibres which are of consistent length and thickness. This process produces a material with high surface area and an open uniform nature - perfect for nytrifying bacteria!
Available in three different forms it is the ideal choice for any biological filter.
Super Black is a carbonised version which is much stiffer, making it ideal for constructing Japanese style cartridges.
For loose fill submerged bed or trickle type filters, the 2' cubes are perfect. You need about 90 per cubic foot.
Should the material ever need to be cleaned, it is simple a matter of gently swilling it through with pond water.