Certificates & norms


The German Technical and Scientific and Water Industry (DVGW) certifies the safety according to DIN 1988 in water supply.


All materials used comply with the hygienic specifications of the Federal Environment Agency (UBA)

Heating & drinking water

These products can be used in both heating and drinking water systems.


The ÜA mark (Conformity Austria) is a legally required proof for construction products in Austria.