Seachem Tidal 55 Foam (2 Pack) Marine Fish Warning: Use with caution when

Warning: Use with caution when treating aquariums containing snails and catfish

The Reef Series 2 models (PR2-900 and up) now include a Chiller / Accessories space on the right side of the cabinet on models PR2-900 and up

Comprehensive testing for Nitrogen and Dissolved Organic Carbon

The highly digestible nutrient mix helps reduce waste and aquarium clouding** common with other sinking foods

Sock handle allows for easy removal of replacement sock

Seachem Tidal 55 Foam (2 Pack) Marine Fish Warning: Use with caution whenSeachem Tidal 55 Foam (2 Pack) The Foam Filter Sponge (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. Every Tidal filter comes with one Foam Filter Sponge to get you started.