Penn Plax Cascade 20 Filter Cartridges

These filter cartridges are specially designed to fit the Cascade 20 Filter. They come in a convenient 3 - pack. Before using, make sure to rinse them well. Their internal rib structure spreads carbon evenly across the cartridge, offering top - notch filtration. For the best results, change the cartridges every month.

Using these Penn Plax filter cartridges is easy. First, take the cartridge out of the pack and rinse it thoroughly under clean water. This helps get rid of any loose particles. Then, place it in your Cascade 20 Filter. To keep your filter working great, remember to change the cartridge every month. This simple step ensures your filter can provide maximum filtration and keep your water clean and clear.