The Cascade 20 Power Filter Replacement Carbon Filter Cartridges are a disposable carbon replacement cartridge designed to fit the Cascade 20 Filter. Keep your aquariums water crystal clear by changing your Cascade Filter cartridges regularly.
- Quick and easy to change
- Change out monthly for optimum water quality
- Ready to use in your Cascade 20 power filter
- Model: PR29424
- Brand: Friskies