About This

• Keep your tank clean and clear with the genuine Penn Plax filter cartridge to fit your Cascade 100 GPH hang-on power filter model CPF2.
• The bio sponge filter removes dirt and debri from your aquarium tank keeping your aquarium clean and clear.
• Filter sponge optimizes the colonization of beneficial aerobic bacteria which prevents the water from becoming cloudy and harming fish.
• Perfectly cut to fit into the Cascade 100 Hang On Filter tray without any gaps which could allow pollutants to re-enter the water.