What Are Undergravel Fish Tank Filters?

What Are Undergravel Fish Tank Filters?

Defining Undergravel Fish Tank Filters

A type of filter where water flows through a layer of gravel .

Consists of a plastic grate which is placed at the bottom of the tank, tubes that direct the water through the filter and a power head or pump.

What Are Undergravel Fish Tank Filters?

How Do Undergravel Fish Tank Filters Function?

The plastic grate lies at the base of the tank.

What Are Undergravel Fish Tank Filters?

A layer of gravel is placed on top of the plastic grate.

Water is drawn through the gravel layer.

Then spill the clean filtered water from the top of the tank.

Maintenance Requirements For Undergravel Fish Tank Filters

You will never have to replace filter media.

What Are Undergravel Fish Tank Filters?

The frequency of cleaning that you need to dovaries.

It would be easier to use an aquarium vacuum toremove the sediments.

Then spill the clean filtered water from the top of the tank.

In Summary

A good beginner filter.

What Are Undergravel Fish Tank Filters?

Relatively cheap.

Good for small tanks & sensitive fish.

Choosing The Right Fish Tank Filters

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