Bio-Foam filter blocks are specially designed for high-performance Fluval 206/306 and 207/307 external filters, ensuring effective mechanical filtration by trapping large particles and debris.
Key features :
- Provide mechanical filtration;
- Effectively trap most waste and debris;
- Feature a complex foam structure that maintains uniform water flow and naturally promotes the proliferation of beneficial bacteria;
- Are custom-fitted to prevent debris from passing through;
- Enhance the biological filtration process;
- Are available in a convenient 2-pack;
- Should be replaced every 6 months;
- Suitable for both freshwater and saltwater aquariums.
