Responsible for the Content on According to the German Press and Media Services Act:

Dr.-Ing. Wilhelm Tegethoff

TLK-Thermo GmbH

Rebenring 31

38106 Braunschweig



TLK does not guarantee the correctness, completeness or quality of the information provided. TLK cannot take responsibility regarding damage caused by the use of any information provided, including any kind of information which is incomplete or incorrect. Liability claims will therefore be rejected.


All offers are not-binding and without obligation. Parts of the pages or the complete publication including all offers and information might be extended, changed or partly or completely deleted by TLK without notice.

Referrals and Links

TLK is not responsible for any contents linked or referred to from his pages - unless the author has full knowledge of illegal contents and would be able to prevent the visitors of his site from viewing those pages. If any damage occurs by the use of information presented there, only the author of the respective pages might be liable, not the one who has linked to these pages. Furthermore the author is not liable for any postings or messages published by users of discussion boards, guestbooks or mailinglists provided on his page.


TLK intends not to use any copyrighted material for the publication or, if not possible, to indicate the copyright of the respective object.


The copyright for any material created by the author is reserved. Any duplication or use of objects such as diagrams, sounds or texts in other electronic or printed publications is not permitted without the author's agreement.


Our privacy policy according to the EU General Data Protection Regulation (GDPR) applies. If the opportunity for the input of personal or business data (e-mail addresses, name, addresses) is given, the input of these data is voluntarily. The use of all services offered is permitted - if and so far technically possible and reasonable - without specification of any personal data or under specification of anonymized data or an alias.

Concept & Design

keeen GmbH

Textual Advice

Dr. Mareile Seeber-Tegethoff


Marek Kruszewski