The Foam Filter Sponge (For Tidal Filters 35, 55, 75, & 110) acts as mechanical filtration, trapping detritus and other large particulates. It is your first stage of filtration, and its use will help extend the life of chemical filtration media.

• Provides effective mechanical filtration
• Designed for use with the Seachem Tidal Filters
• Helps to extend the life of you chemical filtration media