CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 7012 | EN 13079:2003 | Devices to prevent pollution by backflow of potable water - Air gap with injector - Family A - Type D | Izstrādē |
| 34106 | prEN 16070 | Products used for treatment of water intended for human consumption - Natural Zeolite | Izstrādē |
| 67318 | prEN 806-1 rev | Specifications for installations inside buildings conveying water for human consumption - Part 1: General | Izstrādē |
| 22425 | EN 886:2004 | Chemicals used for treatment of water intended for human consumption - Polyaluminium hydroxide silicate sulfate | Izstrādē |
| 67326 | prEN 13754 rev | Products used for treatment of water intended for human consumption - Bentonite | Izstrādē |
| 67330 | EN 12873-4:2021 | Influence of materials on water intended for human consumption - Influence due to migration - Part 4: Test method for water treatment membranes | Izstrādē |
| 22427 | EN 935:2004 | Chemicals used for treatment of water intended for human consumption - Aluminium iron(III) chloride (monomeric) and aluminium iron(III) chloride hydroxide (monomeric) | Izstrādē |
| 21306 | EN 14506:2005 | Devices to prevent pollution by backflow of potable water - Automatic diverter - Family H, type C | Izstrādē |
| 67336 | prEN 16070 rev | Products used for treatment of water intended for human consumption - Natural zeolite | Izstrādē |
| 69876 | prEN 897 | Chemicals used for treatment of water intended for human consumption - Sodium carbonate | Izstrādē |
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