Registration number (WIID)Project No.TitleStatus
67332LVS EN 805:2025Water supply - Requirements for systems and components outside buildingsStandarts spēkā
65637LVS EN 12729:2023Devices to prevent pollution by backflow of potable water - Controllable backflow preventer with reduced pressure zone - Family B - Type AStandarts spēkā
70554EN 17962:2024Valves and fittings for buildings and devices to prevent pollution by backflow of potable water - Polymer parts and housings under internal pressure and without external loadsStandarts spēkā
69051EN 891:2023Chemicals used for treatment of water intended for human consumption - Iron (III) chloride sulfateStandarts spēkā
70554LVS EN 17962:2024Valves and fittings for buildings and devices to prevent pollution by backflow of potable water - Polymer parts and housings under internal pressure and without external loadsStandarts spēkā
70894LVS EN 13077:2023Devices to prevent pollution by backflow of potable water - Air gap with non-circular overflow (unrestricted) - Family A - Type BStandarts spēkā
69051LVS EN 891:2023Chemicals used for treatment of water intended for human consumption - Iron (III) chloride sulfateStandarts spēkā
74739LVS EN 17818:2024Devices for in-situ generation of biocides - Active chlorine generated from sodium chloride by electrolysisStandarts spēkā
69054LVS EN 888:2023Chemicals used for treatment of water intended for human consumption - Iron (III) chlorideStandarts spēkā
69052LVS EN 889:2023Chemicals used for treatment of water intended for human consumption - Iron (II) sulfateStandarts spēkā
Displaying 1121-1130 of 1311 results.