In case of discrepancies between the German and English versions of these General Conditions, the German version shall be binding.


Responsible for content:
Federnwerke J.P. Grueber GmbH & Co. KG
Buschmühlenstr. 28
D-58093 Hagen

Managing directors:
Dipl.-Ing. Matthias Nettmann
Dipl.-Wirtsch.-Ing. Titus Waterstradt

Phone: +49 (0)2331 96560
Fax: +49 (0)2331 965656


Registration Court:
Commercial Register of Hagen

Registration number:
HRA 56

VAT Identification No.:
DE125 139 514


The entire contents of this website (text, images, graphics and downloads) are protected by copyright. Without the written approval of Federnwerke J.P. Grueber GmbH & Co. KG they may not be sold, transferred, stored, modified, made available or used or exploited in any other manner for public or commercial purposes.

Federnwerke J.P. Grueber GmbH & Co. KG provides the contents for your information. These contain no guarantees, warranties or assurances of any kind. Despite very carefully selecting and compiling the information, Federnwerke J.P. Grueber GmbH & Co. KG cannot assume any guarantee that the information is complete or correct. Any liability for errors contained in the contents of the websites is excluded. Federnwerke J.P. Grueber GmbH & Co. KG expressly refuses to accept any liability for the content of any hyperlinks used to other websites.


The protection of your private sphere in using our websites and the confidential treatment of personal details is very important to us.

Your personal details include, for example, your name, your address or your email address. These details are collected only if you voluntarily inform us of these, for instance when you request information. The details collected are only used to process your inquiry. You can, of course, demand at any time that your details are deleted. We shall not disclose your details to third parties for marketing or advertising purposes under any circumstances or in any form. In particular, these details are not sold, hired out or exchanged.


Google Analytics

his website uses Google Analytics, a web analytics service provided by Google, Inc. (»Google«). Google Analytics uses cookies, which are text files placed on your computer, to help the website analyze how users use the site. The information generated by the cookie about your use of the website (including your IP address) will be transmitted to and stored by Google on servers in the United States. On this website the IP anonymization feature is activated. As a result Google will truncate/anonymize the last octet of the IP address for Member States of the European Union as well as for other parties to the Agreement on the European Economic Area. Only in exceptional cases, the full IP address is sent to and shortened by Google servers in the USA. On behalf of the website provider Google will use this information for the purpose of evaluating your use of the website, compiling reports on website activity for website operators and providing other services relating to website activity and internet usage to the website provider. Google will not associate your IP address with any other data held by Google. By using this website, you consent to the processing of data about you by Google in the manner and for the purposes set out above.

How to prevent being tracked by Google Analytics

You may refuse the use of cookies by selecting the appropriate settings on your browser. However, please note that if you do this, you may not be able to use the full functionality of this website. Furthermore you can prevent Google’s collection and use of data (cookies and IP address) by downloading and installing the browser plug-in available under