Aquarium Filter Cartridge Replacement for Fluval U3 Filter. Fish Tank Carbon Filters Cartridge – 8 Packs

The size of this aquarium filter cartridge is 6.89 x 5.9 x 3.2 inches. It is very suitable for Fluval U3 filter on the market. And it contains 8 pack aquarium filter replacement. which you can change every 2-4 weeks to keep your aquarium water healthy any time.

• Strong Compatibility – The size of this aquarium filter cartridge is 6.89 x 5.9 x 3.2 inches. It is very suitable for Fluval U3 filter on the market. And it contains 8 pack aquarium filter replacement. which you can change every 2-4 weeks to keep your aquarium water healthy any time.
• Strong Adsorption Activated Carbon – Our fish tank filters contain premium activated carbon. which traps fine particles or dust in the water. removing odors and impurities or any toxins that could harm your aquarium! Durable and long-lasting. provides efficient and durable filtration performance. clean and fresh water for fish. and makes fish healthier.
• Excellent Filtration Performance – The filtration performance of our fish tank filter cartridge replacement is three times that of other brands. and after 2-4 weeks of filtration absorption. the filter cotton will fully absorb impurities in the filter aquarium. For the health of your fish and other creatures. you need to change your aquarium filter every 2-4 weeks to keep your water source healthy and clean.
• Easy Installation – Easy to use. easy to replace and no need assemble. changes in seconds just shake and rinse 3-5 minutes in the water before use.
• Friendly Customer Service – Suitable for freshwater and saltwater aquariums. BLBAISH provide professional after-sales service. Please don’t hesitate to contact us to get help.