Aquarium Solutions 90 Gallon Sponge Filter

Simple, yet effective, tried and true, the Bacto-Surge Sponge Filter 90 is an easy to use and highly versatile aquarium filter. Highly porous sponge for maximum bacterial colonization. Use with an air pump in fry tanks, breeder tanks, rearing tanks, hospital tanks, and display tanks.

Ideal for discus and other fish where slower, gentle water movement is desirable. Works well as a water polishing filter in marine tanks as well! 5.75-inches H x 6.25-inches D. Suitable for tanks up to 125 gallons in capacity. Air pump not included.