Fluval Max-Clean FX4,FX5 & FX6 Fine Filter Pad 3 Pac Part# A248
Designed specifically for Fluval FX4, FX5 and Fx6 canister filters, these polyester Fine Filter Pads capture small particles and debris that can cloud water and help keep water clear. Use along with Fluval Water Polishing Pads (Item #A248) to optimize water purity.