Registration number (WIID)Project No.TitleStatus
7011LVS EN 13078:2004Devices to prevent pollution by backflow of potable water - Air gap submerged feed incorporating air inlet plus overflow - Family A, typ CStandarts spēkā
7127LVS CEN/TR 14740:2004Chemicals used for treatment of water intended for human consumption - Ozone-Production - Guidelines for installations and minimal functional requirementsStandarts spēkā
74276LVS EN 1409:2023Chemicals used for water treatment intended for human consumption - PolyaminesStandarts spēkā
23003LVS EN 1199:2005Chemicals used for treatment of water intended for human consumption - Disodium hydrogen orthophosphateStandarts spēkā
7015LVS EN 14367:2005Non controllable backflow preventer with different pressure zones - Family C, type AStandarts spēkā
58722LVS EN 12672:2016Chemicals used for treatment of water intended for human consumption - Potassium permanganateStandarts spēkā
69893LVS EN 1491:2022Building valves - Expansion valves - Tests and requirementsStandarts spēkā
6921LVS EN 806-1:2001 +A1 ASpecifications for installations inside buildings conveying water for human consumption - Part 1: GeneralStandarts spēkā
63751LVS EN 12873-3:2019Influence of materials on water intended for human consumption - Influence due to migration - Part 3: Test method for ion exchange and adsorbent resinsStandarts spēkā
74277EN 1410:2023Chemicals used for treatment of water intended for human consumption - Cationic polyacrylamidesStandarts spēkā
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