- Brand: Maxspect
- Nano Tech Bio-Block
- 2 pcs
- Stabilized microbial sewage treatment technology with Biological Acerated Filter(W-BAF)
- Ultra-high surface cross-cutting ratio and filtration area.
- Nano-Tech Bio-Block is made of ceramic beads and is completely inert.
- For freshwater and marine aquariums.
- Treats up to 2,850 L / 750 Gal