Registration number (WIID)Project No.TitleStatus
69053EN 890:2023Chemicals used for treatment of water intended for human consumption - Iron (III) sulfate solutionStandarts spēkā
69051EN 891:2023Chemicals used for treatment of water intended for human consumption - Iron (III) chloride sulfateStandarts spēkā
30425LVS EN 12907:2009Products used for treatment of water intended for human consumption - Pyrolyzed coal materialStandarts spēkā
32466LVS EN 806-5:2012Specifications for installations inside buildings conveying water for human consumption - Part 5: Operation and maintenanceStandarts spēkā
70808EN 17971:2024Devices for in-situ generation of biocides - OzoneStandarts spēkā
36429LVS EN 897:2013Chemicals used for treatment of water intended for human consumption - Sodium carbonateStandarts spēkā
74721EN 13828:2025Building valves - Manually operated copper alloy and stainless steel ball valves for potable water supply in buildings - Tests and requirementsStandarts spēkā
37280LVS EN 12911:2013Products used for treatment of water intended for human consumption - Manganese greensandStandarts spēkā
69901LVS EN 200:2024Sanitary tapware - Single taps and combination taps for water supply systems of type 1 and type 2 - General technical specificationStandarts spēkā
67324LVS EN 14944-3:2024Influence of cementitious products on water intended for human consumption - Test methods - Part 3: Migration of substances from factory-made cementititous productsStandarts spēkā
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