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What you need to buy for an aquarium:
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oxygen compressor;
filtration system;
water heater or refrigeration unit (depending on the type of fish);
artificial lighting;
additional accessories for tank maintenance.
Aquarium filtration system
The fish in the aquarium need proper care. They cannot exist in dirty water, this leads to morbidity and death. The owner will have to regularly change the water in the aquarium and clean the walls. But even such care cannot provide the fish with full-fledged conditions for a healthy life. A special filtration compressor will help solve this problem.
