CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 70555 | prEN 14367 rev | Non controllable backflow preventer with different pressure zones - Family C, type A | Izstrādē |
| 30409 | EN 13753:2009 | Products used for treatment of water intended for human consumption - Granular activated alumina | Izstrādē |
| 30408 | EN 973:2009 | Chemicals used for treatment of water intended for human consumption - Sodium chloride for regeneration of ion exchangers | Izstrādē |
| 6934 | EN 642:1994 | Prestressed concrete pressure pipes, cylinder and non-cylinder, including joints, fittings and specific requirements for prestressing steel for pipes | Izstrādē |
| 81120 | prEN 1487 rev | Building valves – Hydraulic safety groups – Tests and requirements | Izstrādē |
| 36414 | EN 12913:2012 | Products used for treatment of water intended for human consumption - Powdered diatomaceous earth | Izstrādē |
| 6923 | EN 806-3:2006 | Specifications for installations inside buildings conveying water for human consumption - Part 3: Pipe sizing - Simplified method | Izstrādē |
| 36417 | EN 896:2012 | Chemicals used for treatment of water intended for human consumption - Sodium hydroxide | Izstrādē |
| 67320 | EN 12873-2:2021 | Influence of materials on water intended for human consumption - Influence due to migration - Part 2: Test method for non-metallic and noncementitious site-applied materials | Izstrādē |
| 22423 | EN 12902:2004 | Products used for treatment of water intended for human consumption - Inorganic supporting and filtering materials - Methods of test | Izstrādē |
Displaying 371-380 of 1311 results.