CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 27237 | EN 14897:2006/prA1 | Water conditioning equipment inside buildings - Devices using mercury low-pressure ultraviolet radiators - Requirements for performance, safety and testing | Izstrādē |
| 6935 | EN 512:1994 | Fibre-cement products - Pressure pipes and joints | Izstrādē |
| 27234 | EN 14652:2005/prA1 | Water conditioning equipment inside buildings - Membrane separation devices - Requirements for performance, safety and testing | Izstrādē |
| 27235 | EN 14743:2005/prA1 | Water conditioning equipment inside buildings - Softeners - Requirements for performance, safety and testing | Izstrādē |
| 27254 | EN 15219:2006/prA1 | Water conditioning equipment inside buildings - Nitrate removal devices - Requirements for performance, safety and testing | Izstrādē |
| 30427 | EN 12915-2:2009 | Products used for water intended for human consumption - Granular activated carbon - Part 2: Reactivated granular activated carbon | Izstrādē |
| 21308 | EN 14623:2005 | Devices to prevent pollution by backflow of potable water - Air gaps with minimum circular overflow (verified by test or measurement) - Family A, type G | Izstrādē |
| 58724 | prEN 883 rev | Chemicals used for treatment of water intended for human consumption - Polyaluminium chloride hydroxyde and polyaluminium chloride hydroxyde sulfate | Izstrādē |
| 70550 | EN 16056:2023 | Influence of metallic materials on water intended for human consumption - Method to evaluate the passive behaviour of stainless steels and other passive alloys | Izstrādē |
| 69891 | EN 12175:2022 | Chemicals used for treatment of water intended for human consumption - Hexafluorosilicic acid | Izstrādē |
Displaying 381-390 of 1282 results.