Registration number (WIID)Project No.TitleStatus
6923LVS EN 806-3:2006Specifications for installations inside buildings conveying water for human consumption - Part 3: Pipe sizing - Simplified methodStandarts spēkā
7020LVS EN 14453:2005Devices to prevent pollution by backflow of potable water - Pipe interrupter with permanent atmospheric vent DN 10 to DN 20 - Family D, type CStandarts spēkā
6940LVS EN 12541:2003Sanitary tapware - Pressure flushing valves und automatic closing urinal valves PN 10Standarts spēkā
64817LVS EN 1017+A1:2017Chemicals used for treatment of water intended for human consumption - Half-burnt dolomiteStandarts spēkā
63442LVS EN 14451:2020Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 10 to DN 50 inclusive - Family D, type AStandarts spēkā
37287LVS EN 15078:2013Chemicals used for treatment of swimming pool water - Sulfuric acidStandarts spēkā
39564LVS EN 15039:2014Chemicals used for treatment of water intended for human consumption - Antiscalants for membranes - Polycarboxilic acids and saltsStandarts spēkā
69894LVS EN 1018:2021Chemicals used for treatment of water intended for human consumption - Calcium carbonateStandarts spēkā
37289LVS EN 15072:2013Chemicals used for treatment of swimming pool water - Sodium dichloroisocyanurate, anhydrousStandarts spēkā
40977LVS EN 1420:2016Influence of organic materials on water intended for human consumption - Determination of odour and flavour assessment of water in piping systemsStandarts spēkā
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