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Standards STN - Slovak standards - Page 880
STN is a protected designation of Slovak national technical standards.
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STN EN 13078 (136518)
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Devices to prevent pollution by backflow of potable water - Air gap with submerged feed incorporating air inlet plus overflow - Family A, type C
Standard published on 1.6.2004
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STN EN 13079 (136519)
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Devices to prevent pollution by backflow of potable water - Air gap with injector - Family A - Type D
Standard published on 1.3.2026
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STN EN 13079 (136519)
WITHDRAWN
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Devices to prevent pollution by backflow of potable water - Air gap with injector - Family A - Type D
WITHDRAWN published on 1.4.2004
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STN EN 14451 (136520)
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Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 10 to DN 50 inclusive - Family D, type A
Standard published on 1.11.2020
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STN EN 14451 (136520)
WITHDRAWN
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Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 8 to DN 80 - Family D, type A
WITHDRAWN published on 1.11.2005
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STN EN 14452 (136521)
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Devices to prevent pollution by backflow of potable water - Pipe interrupter with atmospheric vent and moving element DN 10 to DN 20 - Family D, type B
Standard published on 1.11.2005
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STN EN 14453 (136522)
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Devices to prevent pollution by backflow of potable water - Pipe interrupter with permanent atmospheric vent DN 10 to DN 20 - Family D, type C
Standard published on 1.11.2005
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STN EN 14454 (136523)
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Devices to prevent pollution by backflow of potable water - Hose union backflow preventer DN 15 to DN 32 - Family H, type A
Standard published on 1.11.2005
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STN EN 14455 (136524)
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Devices to prevent pollution by backflow of potable water - Presssurised air inlet valves DN 15 to DN 50 - Family L, type A and type B
Standard published on 1.11.2005
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STN EN 14506 (136525)
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Devices to prevent pollution by backflow of potable water - Automatic diverter - Family H, type C
Standard published on 1.11.2005
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