CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 69904 | EN 1717:2025 | Protection against pollution of water intended for human consumption in potable water installations and general requirements for devices to prevent pollution by backflow | Izstrādē |
| 82150 | prEN 17821 rev | Building valves - Frost resistant taps for outdoor use (FRT) - General technical specification | Izstrādē |
| 67335 | prEN 12904 rev | Products used for treatment of water intended for human consumption - Silica sand and silica gravel | Izstrādē |
| 81026 | prEN 888 rev | Chemicals used for treatment of water intended for human consumption - Iron (III) chloride | Izstrādē |
| 60544 | 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 | Izstrādē |
| 21307 | EN 14622:2005 | Devices to prevent pollution by backflow of potable water - Air gap with circular overflow (restricted) - Family A, type F | Izstrādē |
| 40513 | EN 15074:2014 | Chemicals used for treatment of swimming pool water - Ozone | Izstrādē |
| 6921 | EN 806-1:2000 | Specifications for installations inside buildings conveying water for human consumption - Part 1: General | Izstrādē |
| 69890 | EN 1421:2022 | Chemicals used for treatment of water intended for human consumption - Ammonium chloride | Izstrādē |
| 41408 | prEN 14944-1 rev | Influence of cementitious products on water intended for human consumption - Test methods - Part 1: Influence of migration from factory made cementitious products on the organoleptic parameters | Izstrādē |
Displaying 1251-1260 of 1290 results.