Technical hotline

If you have any problems with the installation or if you notice a malfunction, we have set up a technical telephone hotline for you.

Within Germany: 0800 212 29 99 (free of charge)

Outside Germany: +49 3221 212 29 99 (for a fee)

Working hours:

Monday – Thursday: 8 a.m. - 5 p.m.

Friday: 8 a.m. – 2 p.m.

Languages: German and English