DIN Standards Committee Valves
DIN EN 12729
Devices to prevent pollution by backflow of potable water - Controllable backflow preventer with reduced pressure zone - Family B, type A; German version EN 12729:2002
Sicherungseinrichtungen zum Schutz des Trinkwassers gegen Verschmutzung durch Rückfließen - Systemtrenner mit kontrollierbarer druckreduzierter Zone - Familie B, Typ A; Deutsche Fassung EN 12729:2002
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