PEGASUS home ventilation Service GmbH assumes no responsibility and / or liability for the quality , completeness, timeliness , availability, and / or correctness of the information provided . Liability claims which relate to material or immaterial nature , which were caused by the use of this website or by the use of faulty and incomplete information are generally excluded, unless PEGASUS can not be proven intent or gross negligence . PEGASUS home ventilation Service GmbH reserves the right to change parts of the pages or the entire website without prior notice , add to, delete or adjust it to access temporarily or permanently.