Filter Media Guide

The first thing you’ll want to understand is the three different types of aquarium filter media, as illustrated by the chart below. Mechanical Filtration Mechanical filter media is made of an inert, porous material. It works to remove unsightly particles, waste and sludge from your aquarium by trapping them within its fibers. Mechanical media can range from very coarse to very fine in order to trap all different sizes of particulate matter. The chart below illustrates the purpose of the different grades of mechanical filtration media. Biological Filtration You can think of biological filter media as a house. Inside of that...