Seapora Overflow Box 1000 media cartridge Ultra fine grade to help

Ultra fine grade to help prevent against impaction from over consumption

It drains as well as fills aquariums

making them extremely durable

Plant roots easily penetrate and spread throughout the substrate

enhances overall aesthetics

Seapora Overflow Box 1000 media cartridge Ultra fine grade to helpThe Seapora 1000 Overflow Prefilter is a low profile acrylic overflow box that hangs on your tank and easily converts a standard aquarium into one that is reef ready. It comes with dual foam cylinders, a nylon u tube and a 1 inch bulkhead. The Seapora Overflow Prefilter supports flow rates of up to 1000 GPH and is ideal for tanks up to 150 gallons.