... In quotes because it is blown after less than three years in any case - to not intensive use. For operation Rating: Zero stars as impossible, unmistakable, unaushaltbares, continuous clatter occurs during operation. No chance of mitigating (launched weight, mat placed underneath etc.), so, we would have a basement, then it would indeed not care, but who blows me, because the Graffel ?! Seems to run a little bit out of round, that stuff. And the droughts are mythical times, you have to extend all around often double and more. Had time to measure the temperature ... buy recommendation? Never ever ... exchange repair around 45 - 55 offered - as I heat again prefer the kitchen stove on, even in the summer ...