110g BioMax Filter Media Kit Compatible with Fluval U Underwater Filters (U2, U3, U4), A495 Replacement Filter Media to Boost Biological Filtration for Crystal Clear Fish Aquarium Water - 2 Pack

About this item

• 【Perfect Fit】: The premium BioMax filter media kit is engineered for the Fluval U Underwater Filter and fits the Fluval U2, U3 and U4 filters. It is ideal for both freshwater and saltwater aquariums
• 【Stage Three Biological Filtration】: Engineered to supercharge beneficial elements that quickly remove ammonia and nitrite from fish waste, keeping aquarium water pristine and creating a healthy, stable environment for fish and invertebrates
• 【Stable & Reusable】: Crafted from premium materials to ensure a safe habitat for your fish, shrimp, and corals. Its robust structure resists crumbling during rinsing and can be reused multiple times, providing reliable biological filtration
• 【Efficient Filtration】: The intricately designed pore structure creates an expansive surface area and promotes balanced hydraulic flow, which extends contact time between water and media for efficient filtration and a healthier aquarium
• 【Product Details】: 2 individual bags of premium BioMax biological filter media, 110g each. Replace half at a time for effortless maintenance, multi-tank use, or a ready spare—keeping your water crystal-clear