In der Übergangszeit, wenn nur wenig Schmutz anfällt, reichen oft die kleineren Handmaschinen aus. ###>The company places a high value on sustainable and environmentally compatible work according to the example of the "Green City" of Freiburg. Environmentally compatible cleaning agents and refilling bags are used, and the machines must also have the best possible ecological balance. In the transfer time, when only little dirt arises, the smaller handheld machines are often sufficient.