[Assembled] Medium Filter Cartridge Replacement for Whisper Bio-Bag Filters Cartridges Medium, Compatible with Whisper Filters 10i / IQ10 / PF10 and Fauna ReptoFilter – 18 Pack

About this item [Compatible models]?: Renami Medium Aquarium Filter cartridges are compatible with Whisper Bio-Bag Power Filters, including Whisper IQ10-105GPH, 10i-80GPH, PF10-90GPH series. [Pre-assembled for easy use]?: Our medium fish tank filter cartridges are already assembly. No assembly required, ready to use out of the box. [High-quality & safe materials]?: This replacement filter cartridges with hemmed edges to prevent carbon dust leakage. Built-in 4-grid ABS frame evenly distributes activated carbon on the inner surface, ensuring thorough filtration of water flow. ABS plastic edges make it more suitable for ReptoFilter Filter Cartridges, providing durability and resistance to deformation. [Upgrade to triple filtration]?: Renami aquarium filter uses dense dual-sided mesh to maximize the capture and filtration of debris and fish waste. Ultra-Activated carbon rapidly removes odors, discoloration, maintains pH balance, and keeps aquarium water crystal clear. [Maintenance Tips]?: For optimal water quality, we recommend you replace Renami aquarium filter every 2-4 weeks, which will vary based on water conditions.