Standards ČSN - Czech national standards - Page 6966

Devices to prevent pollution by backflow of potable water - Mechanical disconnector direct actuated - Family G, Type A

WITHDRAWN published on 1.9.2006

Devices to prevent pollution by backflow of potable water - Mechanical disconnector hydraulic actuated - Family G, Type B

Standard published on 1.10.2022

Devices to prevent pollution by backflow of potable water - Mechanical disconnector hydraulic actuated - Family G, Type B

WITHDRAWN published on 1.10.2006

Devices to prevent pollution by backflow of potable water - Mechanical disconnector, flow actuated - Family G, Type B

WITHDRAWN published on 1.6.2022

Devices to prevent pollution by backflow of potable water - Hose Union anti-vacuum valves - DN 15 to DN 25 inclusive Family H, type B and type D - General technical specification

Standard published on 1.5.2021

Devices to prevent pollution by backflow of potable water - Hose Union anti-vacuum valves - DN 15 to DN 25 inclusive Family H, type B and type D - General technical specification

WITHDRAWN published on 1.1.2021

Devices to prevent pollution by backflow of potable water - Hose Union anti-vacuum valves - DN 15 to DN 25 inclusive Family H, type B and D - General technical specification

WITHDRAWN published on 1.8.2008

Influence of materials on water intended for human consumption - GC-MS identification of water leachable organic substances

WITHDRAWN published on 1.10.2015

Valves and fittings for buildings and devices to prevent pollution by backflow of potable water - Polymer parts and housings under internal pressure and without external loads

Standard published on 1.4.2025

Calculation of water installations inside buildings

Standard published on 1.2.2014