B iocarrier Type Bio rings

High quality PVC bio rings. Excellent for, among other things, trickle filters, biofilters, moving bed filters, etc. NOTE: these biorings do not float, but can be moved well in a moving bed filter application with good aeration. Great advantage for immersed application in bio-chambers because it does not float!

Specific surface area:

- Ø10x10mm: 1180m² / m³
- Ø20x20mm: 640m² / m³
- Ø30x30mm: 370m² / m³



The Bio rings are available in 3 different sizes. Make your choice.