- Replacement wool for all types of filter box.
- Can be used in freshwater and saltwater aquariums.
- Suitable for internal and external filters
- Easily moulded for best fit.
- Can be washed after use and re-used several times.
- Helps to trap fine dirt particles within wool construction to keep water clear and clean.
- Improves quality of water to provide fish and reptiles with healthy, habitable surroundings.