CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 29409 | EN 15073:2006/prA1 | Chemicals used for treatment of swimming pool water - Sodium dichloroisocyanurate, dihydrate | 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 |
| 67328 | prEN 806-3 rev | Specifications for installations inside buildings conveying water for human consumption - Part 3: Installation | Izstrādē |
| 67333 | prEN 15040 rev | Chemicals used for treatment of water intended for human consumption - Antiscalants for membranes - Phosphonic acids and salts | Izstrādē |
| 70549 | EN 13434:2021 | Devices to prevent pollution by backflow of potable water - Mechanical disconnector, hydraulic actuated - Family G, type B | Izstrādē |
| 58723 | EN 937:2016 | Chemicals used for treatment of water intended for human consumption - Chlorine | Izstrādē |
| 70555 | prEN 14367 rev | Non controllable backflow preventer with different pressure zones - Family C, type A | Izstrādē |
| 30408 | EN 973:2009 | Chemicals used for treatment of water intended for human consumption - Sodium chloride for regeneration of ion exchangers | Izstrādē |
| 30409 | EN 13753:2009 | Products used for treatment of water intended for human consumption - Granular activated alumina | Izstrādē |
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