Registration number (WIID)Project No.TitleStatus
74280EN 1405:2023Chemicals used for treatment of water intended for human consumption - Sodium alginateIzstrādē
74724prEN 13959 revAnti-pollution check valves - DN 6 to DN 250 inclusive family E, type A, B, C and DIzstrādē
80408prEN 12897-1Water supply — Indirectly heated unvented (closed) storage water heaters — Part 1: General specifications and common test methodsIzstrādē
67335prEN 12904 revProducts used for treatment of water intended for human consumption - Silica sand and silica gravelIzstrādē
27254EN 15219:2006/prA1Water conditioning equipment inside buildings - Nitrate removal devices - Requirements for performance, safety and testingIzstrādē
81026prEN 888 revChemicals used for treatment of water intended for human consumption - Iron (III) chlorideIzstrādē
27235EN 14743:2005/prA1Water conditioning equipment inside buildings - Softeners - Requirements for performance, safety and testingIzstrādē
64938prEN 1717 revProtection against pollution of potable water in water installations and general requirements of devices to prevent pollution by backflowIzstrādē
60544EN 17034:2018Chemicals used for treatment of water intended for human consumption - Polyaluminium chloride hydroxyde and polyaluminium chloride hydroxide sulfateIzstrādē
21307EN 14622:2005Devices to prevent pollution by backflow of potable water - Air gap with circular overflow (restricted) - Family A, type FIzstrādē
Displaying 891-900 of 1311 results.