Incredible price/quality ratio: this is an 8w uv tube sterilizer for your acquarium. It must be placed in a hidden place where the water is circulating (i.e. a sump, but shielded from the filtering coloumn otherwise it will kill all your "good" bacteria too).

Incredible price/quality ratio: this is an 8w uv tube sterilizer for your acquarium. It must be placed in a hidden place where the water is circulating (i.e. a sump, but shielded from the filtering coloumn otherwise it will kill all your "good" bacteria too).

Incredible price/quality ratio: this is an 8w uv tube sterilizer for your acquarium. It must be placed in a hidden place where the water is circulating (i.e. a sump, but shielded from the filtering coloumn otherwise it will kill all your "good" bacteria too).