Penn-Plax Cascade 300 GPH Hang On Replacement Media for The Cascade 300 Filter, 3 Pack Air Pump Accessories Before ordering

Before ordering

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which is vital to a cat friendly environment that cats can trust and quickly get used to

or start with half a bottle if you struggle with morning grogginess

which solves the problem that other pet door gates do not stay locked in place

Penn-Plax Cascade 300 GPH Hang On Replacement Media for The Cascade 300 Filter, 3 Pack Air Pump Accessories Before orderingFeatures: Keep your tank clean and clear with the genuine Penn Plax filter cartridge to fit your Cascade 300 GPH hang on power filter model CPF5. Sold in 3 pack. Activated carbon is great for freshwater aquarium filtration. It has the ability to remove odors, and water discoloration by trapping the pollutants in the pores of the carbon. The poly fiber floss barrier screens out particulate matter and debris keeping the water clean, clear, and healthy.