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Tetra CR filter rings are hollow ceramic filter rings with a large inner surface. They mechanically filter large particles out of the water and distribute the water in the filter in different directions. This ensures an even water flow.
- The large surface area serves for efficient mechanical filtration
- Reusable several times
- 2 Different container sizes
- Compatible with most external filter
The orientation of Tetra (founded in 1951), one of the most traditional and at the same time most innovative companies in the landscape of German aquaristics, goes far beyond the production of feed for aquarium inhabitants. The perfect interplay of research and quality ensures the highest grades, even according to the IFS standards. Beside of the well known TetraMin or the popular water care products, Tetra offers complete aquarium sets and modern cabinets in 120 countries around the globe. Tetra has been shaping and influencing the modern world of aquaristics for over 70 years with its innovative strength like hardly any other company.