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DIN EN 14454
Devices to prevent pollution by backflow of potable water - Hose union backflow preventer DN 15 to DN 32 - Family H; type A; German version EN 14454:2005
Edition
2005-08
DIN EN 14451
Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 10 to DN 50 inclusive - Family D, type A; German version EN 14451:2020
Edition
2020-10
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 12729:2023
Edition
2023-07
DIN EN 13077
Devices to prevent pollution by backflow of potable water - Air gap with non-circular overflow (unrestricted) - Family A - Type B; German version EN 13077:2023
Edition
2023-07
DIN 1988-200
Codes of practice for drinking water installations - Part 200: Installation Type A (closed system) - Planning, components, apparatus, materials; DVGW code of practice
Edition
2012-05
DIN EN 13079
Devices to prevent pollution by backflow of potable water - Air gap with injector - Family A - Type D; German and English version prEN 13079:2024
Edition
2024-08
DIN EN 14623
Devices to prevent pollution by backflow of potable water - Air gaps with minimum circular overflow (verified by test or measurement) - Family A, type G; German version EN 14623:2005
Edition
2005-08
DIN 3505
Controllable backflow preventer with reduced pressure zone - Family B type A according to DIN EN 12729 for temporary connection to potable water supply installed outside of buildings
Edition
2017-10
DIN EN 14455
Devices to prevent pollution by backflow of potable water - Pressurised air inlet valves DN 15 to DN 50 - Family L, type A and type B; German version EN 14455:2005
Edition
2005-08
DIN EN 3155-022
Aerospace series - Electrical contacts used in elements of connection - Part 022: Contacts, electrical rectangular, male, type A, crimp, class R - Product standard; German and English version EN 3155-022:2006
Edition
2007-11