CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 7020 | LVS EN 14453:2005 | Devices to prevent pollution by backflow of potable water - Pipe interrupter with permanent atmospheric vent DN 10 to DN 20 - Family D, type C | Standarts spēkā |
| 69893 | LVS EN 1491:2022 | Building valves - Expansion valves - Tests and requirements | Standarts spēkā |
| 70175 | LVS EN 901:2024 | Chemicals used for treatment of water intended for human consumption - Sodium hypochlorite | Standarts spēkā |
| 69880 | LVS EN 899:2022 | Chemicals used for treatment of water intended for human consumption - Sulfuric acid | 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 |
| 74721 | EN 13828:2025 | Building valves - Manually operated copper alloy and stainless steel ball valves for potable water supply in buildings - Tests and requirements | Standarts spēkā |
| 70808 | EN 17971:2024 | Devices for in-situ generation of biocides - Ozone | Standarts spēkā |
| 74263 | EN 12122:2024 | Chemicals used for treatment of water intended for human consumption - Ammonia solution | Standarts spēkā |
| 67315 | EN 14944-1:2023 | Influence of cementitious products on water intended for human consumption - Test methods - Part 1: Influence of factory made cementitious products on organoleptic parameters | Standarts spēkā |
| 74274 | EN 1407:2023 | Chemicals used for treatment of water intended for human consumption - Anionic and non-ionic polyacrylamides | Standarts spēkā |
Displaying 1041-1050 of 1290 results.