As a general rule, we recommend that all the tank’s water passes through the filter four times per hour. The simple way to calculate this is by multiplying the size of your tank by four. For ...

Many fish tank filters rely on foam cartridges that capture waste from the water. When these filters capture too much waste or simply become waterlogged, they aren’t as efficient.

You'll need a cheap filter—the cheaper the better, the fancy features like Bio-Wheels and specialized media found in premium filters will be wasted on this project—and a large bowl.

Even if you use a fish tank filter, it’s still important to hand-clean your aquarium. These steps will outline how to clean your fish tank and what you can do to make sure it doesn’t get cloudy.