DIN Standards Committee Valves
DIN EN 13959
Anti-pollution check valves - DN 6 to DN 250 inclusive - Family E, type A, B, C and D; German version EN 13959:2004
Rückflussverhinderer - DN 6 bis DN 250 - Familie E, Typ A, B, C und D; Deutsche Fassung EN 13959:2004
Document: references other documents
Document: referenced in other documents
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