the skimmer actually does what it should, but keeps the headband already after 3 weeks using the sun's rays and the associated temperatures no longer standing, Plastic loses strength and the bracket expands on and no longer makes what they want, namely to keep the skimmer at the pool-frame correctly determined, have repeatedly tightened the clamp bolt, but now she's on the stop and it can no longer be traced, thus it happened that the filter on the detached from the frame Skimmer has drawn air and that is for the life of the filter system not just good, a separate mounting structure for the skimmer have now built, which does not look good, but so far holds good, but the price of the Einhängeskimmer was Ok.