How to choose a filter for an aquarium?

Clean water in an aquarium for fish is the same as clean air for a person. In pure water, fish are full of activity and energy. That's just the filter for the aquarium and plays this important role - it cleans water of various harmful impurities.

The simplest filter consists of a foam sponge in a plastic casing connected to the compressor through a tube. Air passes through the compressor, dragging water along with particles of dirt, passes through the filter, where the dirt and settles. Lack of such a filter: when removing it from the aquarium for cleaning, most of the contaminants again turn into water. Noisy operation of such a filter is also unpleasant.

A glass filter for water is now popular and more perfect. It consists of the same sponge, but placed already in a glass, equipped with an electric motor.

Filter for a small aquarium

Filters for the most common now small aquariums produce China, Poland, Italy. The cheapest Chinese filters are from SunSun. Depending on the equipment, there are simply filters, aeration filters and filters with a flute-spray on the market, which is especially valuable for small aquariums without rapid flow. If such a flute is placed above the water, then the aquarium has enough air for the fish and you can do without a compressor at all.

The glass filter produced in Poland is more qualitative in terms of its design, but also more expensive, although there are no flute-sprinkles in the complete set. This hanging filter for the aquarium allows you to install it in the most convenient place of the tank with a removable mount. There is also a minus in such filters - their noisy work. To avoid this, the air supply must be adjusted properly.

Filter for round aquarium

For round aquaria, the best filter is the bottom AquaEl. To filter it, gravel is used. The filter consists of special grids, which can be installed as much as the size of the bottom of the aquarium allows, on top of them gravel is poured. Water, passing through a layer of soil, leaves there all the pollution. Places such The filter takes a bit, but it works quite efficiently.

Answer the question whether you need a filter in the aquarium or not, you can only yourself. The size of the aquarium does not matter: by purchasing a filter for a small aquarium, you are a little easier to clean the aquarium. In former times, when there was not such a variety of accessories for the aquarium in stores, they did without filters at all, but they had excellent aquariums and wonderful fish. So if you see that your fish feel great in the water without a filter, then you do not need additional expenses.