Certification for German market: DVGW

The DVGW (Deutscher Verein des Gas- und Wasserfaches e. V. – Technisch-wissenschaftlicher Verein – German Technical and Scientific Association for Gas and Water) is a technical standardization organization focussed on safety, hygiene and environmental protection, taking efficiency and cost-effectiveness into consideration.
DVGW promotes technological development in its sector. The technical standards of the DVGW lay the foundations for technical self-regulation under the responsibility of the German gas and water industry and ensure safe gas and water supplies at the highest international levels.