Ceramic filter tubes for aquarium filters
- Clean and healthy water: ceramic filter tubes for use in aquarium filters
- A pre-filter medium biological filter material which protects from over-rapid silting
- Pure ceramic material. Dimensions of a ring: 17.4 mm L, 17.4 mm outer diameter, 7.75 mm inner diameter, 4.7 g
- Suitable for fresh and marine water
- Package contents: 700 g ceramic filter tubes incl. net bag for filling