DIN Standards Committee Valves
DIN EN 1491
Building valves – Expansion valves – Tests and requirements; German and English version prEN 1491:2026
Gebäudearmaturen – Sicherheitsventile für Expansionswasser – Prüfungen und Anforderungen; Deutsche und Englische Fassung prEN 1491:2026
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