The filter was ruckzuck there assembled unpacked and running at the moment in my 60 gallon tank with. However, I have replaced the carbon filter against something Filterwatte because you do not he soll.Weil filter with Kohlefillter without reason soon in another tank, 30 liters, will enter service. He is super quiet and powerful. You can put it with different parts supplied build individually, but since I will deal only with when he moves. From me a strong buy recommendation.