Vevor Aquarium Filter Cotton 8-Piece Fish Tank Replacement Cartridges for 5 gal Glass Aquarium New Household & Portable It is suitable for applications

It is suitable for applications such as flower beds

making it a practical choice for picnics

while the reusable components are easy to clean after use

making it ideal for tough cleaning tasks like job sites

And it can increase the output in the case of cooperating with CO2 and nutrient solution

Vevor Aquarium Filter Cotton 8-Piece Fish Tank Replacement Cartridges for 5 gal Glass Aquarium New Household & Portable It is suitable for applicationsThis 8 piece aquarium filter cotton set is designed for 5 gallon glass aquariums and compatible with CL20 models. Its three layer filtration combines biofilter cotton and activated carbon to help remove particles, absorb odors, and reduce discoloration. The filters are easy to replace and support cleaner water for a healthier aquatic environment. This set provides up to 32 weeks of filtration when replaced every 4 weeks.