Laguna Mini Bio-Max Biological Filter Media is great for biological filtration. It offers an abundant amount of surface area for beneficial bacteria to grow. Just add the Bio-Max to your pond filter, the beneficial bacteria will begin to grow and filter the garden pond water.
- Ideal for underwater filters.
- Promotes, protects and encourages beneficial bacteria in pond water resulting in a clean, clear pond.
- Large surface area and number of pores perfectly sized to allow bacterial colonies to thrive which maintains a biological balance in pond water.