Keep your aquarium water clean and healthy with the Fluval U3 Poly/Carbon Cartridge. This strong filter cartridge is made to fit perfectly in the Fluval U3 internal filter, with no cutting or adjusting needed.
It has two parts that work together. The white poly pad catches tiny dirt and waste. The black carbon layer removes bad smells, yellow water, and harmful stuff that can build up over time. It works fast and helps your water stay fresh and clear.
What It Does:
• Catches small bits of dirt and waste • Clears up yellow or cloudy water • Removes bad smells • Makes water safer for fish and reptiles • Helps your filter work better
Why Choose It:
• Fits perfectly into the Fluval U3 filter • Easy to install and replace • Works in freshwater, saltwater, or reptile tanks • Comes with two cartridges per pack • Makes aquarium care simple and effective
Use the Fluval U3 Poly/Carbon Cartridge as part of your regular tank care. It helps keep your pets healthy and your tank looking its best.