Helix Bio Carrier 100L - For effective biological filtration - Aquaforte

Description du produit :

New type of biological agent to filter water in floating or moving applications. Also suitable for trickle filters. Diameter 17mm, height 15mm.

• Area: 720 m²/m³.
• Protected area: 589 m²/m³!
• Thanks to the large protected surface, it ensures a very high biological filtration compared to other biological rings. White colour. The second photo shows the difference between new (white) and "mature" bio-film (dark) bio bands.