DIN Standards Committee Valves
DIN EN 1488
Building valves - Expansion groups - Tests and requirements; German and English version prEN 1488:2020
Gebäudearmaturen - Sicherheitsgruppen für Expansionswasser - Prüfungen und Anforderungen; Deutsche und Englische Fassung prEN 1488:2020
Responsible national committee
NA 003-02-02 AA - Valves for potable water supply in buildings
Responsible european committee
CEN/TC 164/WG 14 - Valves and fitting for buildings and devices to prevent pollution by backflow