CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 60544 | LVS EN 17034:2018 | Chemicals used for treatment of water intended for human consumption - Aluminium chloride anhydrous, aluminium chloride basic, dialuminium chloride pentahydroxide and aluminium chloride hydroxide sulfate | Standarts spēkā |
| 37289 | LVS EN 15072:2013 | Chemicals used for treatment of swimming pool water - Sodium dichloroisocyanurate, anhydrous | Standarts spēkā |
| 23003 | LVS EN 1199:2005 | Chemicals used for treatment of water intended for human consumption - Disodium hydrogen orthophosphate | Standarts spēkā |
| 61385 | LVS EN 15975-1+A1:2016 | Security of drinking water supply - Guidelines for risk and crisis management - Part 1: Crisis management | Standarts spēkā |
| 7015 | LVS EN 14367:2005 | Non controllable backflow preventer with different pressure zones - Family C, type A | Standarts spēkā |
| 70484 | LVS EN 12897+A1:2020 | Water supply - Specification for indirectly heated unvented (closed) storage water heaters | Standarts spēkā |
| 70548 | LVS EN 13433:2022 | Devices to prevent pollution by backflow of potable water - Mechanical disconnector, direct actuated - Family G, type A | Standarts spēkā |
| 36408 | LVS EN 15029:2013 | Products used for treatment of water intended for human consumption - Iron (III) hydroxide oxide | Standarts spēkā |
| 69051 | EN 891:2023 | Chemicals used for treatment of water intended for human consumption - Iron (III) chloride sulfate | Standarts spēkā |
| 70554 | EN 17962:2024 | Valves and fittings for buildings and devices to prevent pollution by backflow of potable water - Polymer parts and housings under internal pressure and without external loads | Standarts spēkā |
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