accumulation. Advice: It is generally advisable to carry out regular water changes of 15 to 30 %. Tap water is conditioned with sera aquatan in a water container. Afterwards, the conditioned water is poured into the aquarium, and the breakdown of organic matter - such as food and plant remainders or fish waste - is activated with sera bio nitrivec. sera toxivec is added to the aquarium water for…
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