15 Pack PF-L Carbon Cartridges for PF20, PF30, PF40 and PF75

Condition: Brand new Strong Compatibility: The specific size of our aquarium filter cartridge is 6 in L x 4.5 in W. It is very suitable for PF20, PF30, PF40 and PF75 Power Filters. With this aquarium filter cartridge, you can keep your fish tank water healthy every moment. It contains 15 pack aquarium filter cottons, which you can change every 2-4 weeks. Excellent Filtration Performance: The filter cotton is made of cotton and carbon and has 3-layer filtering effect, which can filter and absorb 99% of the sundries, so as to keep the water source clean and the healthy growth of fish. Long-term Quick Installation: Just remove used cartridge and rinse new cartridge under cool water to remove dust. After rinsing, insert cartridge into filter chamber to protect the health and safety of your fish all the time.