DIN EN 1775:2007-10

This standard specifies the general recommendations for the design, construction, testing, commissioning, operation and maintenance of installation pipework; that is the pipework between the point of delivery of the gas and the inlet connection to the gas appliance. Users of this European standard need to be aware that more detailed national standards and/or codes of practice may exist in the CEN member countries. In the event of conflicts in terms of more restictive requirements in national legislation/regulation with teh requirements of this standard, national legislation/regulation takes precedence as illustrated in CEN/TR 13737.