| Sera Siporax is a biological filter material for all internal biofilters, external filters, trickle filter systems and garden pond filters. Being a highly efficient long term filter material, sera Siporax is also especially suitable for smaller biofilters. Outer surface area: 0,3 m² per liter. Total effective surface area: 270 m² per liter sera Siporax. 1000 ml sera Siporx is sufficient for 200 l of Water. incl. filter net bag. |
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Sera Siporax 1000 ml