12 Pack Aquarium Filter Cartridges for Aqua-Tech 30-60/20-40 Gallon Fish Tank Power Filter Replacement, EZ-Change #3 Fish Filter Cartridge

Compatible with AQUA-Tech: It is match perfrect for AQUA-Tech 20-40 & 30-60 power filters (EZ-Change#3) & Marineland Penguin PRO Power Filters 275 375 & Original Penguin Power Filters 200 350 ( Rite-Size C).
Superior Filtration Performance: This filter Cartridge is made of cotton and activated carbon, It can filter and absorb 99% of the 𝒊𝒎𝒑𝒖𝒓𝒊𝒕𝒊𝒆𝒔 and fish waste in the aquarium,keeping the water clean and healthy and promoting healthy fish growth.
Replace Filter Cartridge Regularly: For the health of your fish and other lovely creatures, you need to change the aquarium cartridge every 2-4 weeks to keep the water healthy. It contains 12 pack aquarium filter cottons, which you can change every 2-4 weeks.
Easy to Install: Simply remove the old cartridge and replace it with a new one. In addition, please make sure to rinse the cartridge before use to remove the dust from the transportation and packaging process.
Guaranteed Service: To guarantee a perfect fit with your filter, please take a moment to review the size and compatible model list below before ordering. If you have any questions, please feel free to contact us, we will reply within 24 hours. Your satisfaction is our motivation.