An advantage over the corresponding product from Leifheit: At Kärcher, there are two bars - one for the window suction and one for the wiper. So one must not constantly switch between device and wipers!
For an optimal working on roof windows are available from the extension of a joint, which allows you to adjust the angle to match. This works great! In contrast to the extension of the joint Leifheit holds securely. It can not solve by themselves to.
However, the operation is not very intuitive: you have to press the gray, round part in the joint inward. It is a bolt which passes completely through the joint therethrough. Pressing the gray side, he comes on the other side out slightly. So: Do not press and hold at the same time on the back!
Tip:
The bolt can be really press very easily. However, it may be that the hinge is under tension and the bolt clamps. Wiggle In this case, simply by pressing the bolt a little at the joint. Then it should go easy.
The extension is a practical and well-designed solution. Do they immediately impressed!
