Registration number (WIID)Project No.TitleStatus
32466LVS EN 806-5:2012Specifications for installations inside buildings conveying water for human consumption - Part 5: Operation and maintenanceStandarts spēkā
30425LVS EN 12907:2009Products used for treatment of water intended for human consumption - Pyrolyzed coal materialStandarts spēkā
69905LVS EN 1017:2025Chemicals used for treatment of water intended for human consumption - Half-burnt dolomiteStandarts spēkā
21308LVS EN 14623:2005Devices to prevent pollution by backflow of potable water - Air gaps with minimum circular overflow (verified by test or measurement) - Family A, type GStandarts spēkā
28667LVS EN 13443-2+A1:2007Water conditioning equipment inside buildings - Mechanical filters - Part 2: Particle rating 1 µm to less than 80 µm - Requirements for performance, safety and testingStandarts spēkā
36414LVS EN 12913:2013Products used for treatment of water intended for human consumption - Powdered diatomaceous earthStandarts spēkā
36419LVS EN 16380:2014Chemicals used for treatment of swimming pool water - Potassium peroxomonosulfateStandarts spēkā
36418LVS EN 16399:2014Chemicals used for treatment of swimming pool water - Sodium thiosulfateStandarts spēkā
74263LVS EN 12122:2024Chemicals used for treatment of water intended for human consumption - Ammonia solutionStandarts spēkā
23007LVS EN 1203:2005Chemicals used for treatment of water intended for human consumption - Tripotassium orthophosphateStandarts spēkā
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