Make maintenance easy with the Aquatop IF7-RFS Replacement Foam Sponge, designed specifically for the IF7-UV internal filter with built-in UV sterilizer. This high-efficiency foam sponge captures large particles and debris for effective mechanical filtration, and it’s custom fitted to prevent bypass and promote optimal water flow. Ideal for both freshwater and saltwater setups, this replacement media keeps your filter performing at its best.

Key Features:

• Original-equipment foam media for the IF7-UV filter

• Custom size and shape to fit the filter and prevent debris bypass

• Engineered pore size for efficient flow and longer media life

• Supports mechanical filtration and enhances biological filtration when combined with biological media

• Suitable for both freshwater and marine aquariums