Our Sock Hybritek Sumps have this style sponge and here are the replacements. The sponge can be ordered in many ways. The sponges measure 1.5" thick and 3.5" tall and...

We carry four types of prefilter sponges for overflow boxes like the EShopps overflow boxes. These are a cylindrical sponge that stands about 5.5" tall and is drilled in the center...

High quality U.S. made black reticulated foam (20 PPI) designed to fit the Seachem Tidal replacement filters and CNC machined for a precise fit.

If you have a Phosban 150 or 550 media reactor, you may need new sponges. We have sponges that are CNC cut to fit the reactors. They may fit others...

Replacement Filter Sponge for Aquatop Internal Filters (IF-201-204)