Registration number (WIID)Project No.TitleStatus
69893LVS EN 1491:2022Building valves - Expansion valves - Tests and requirementsStandarts spēkā
7020LVS EN 14453:2005Devices to prevent pollution by backflow of potable water - Pipe interrupter with permanent atmospheric vent DN 10 to DN 20 - Family D, type CStandarts spēkā
37287LVS EN 15078:2013Chemicals used for treatment of swimming pool water - Sulfuric acidStandarts spēkā
69894EN 1018:2021Chemicals used for treatment of water intended for human consumption - Calcium carbonateStandarts spēkā
37289LVS EN 15072:2013Chemicals used for treatment of swimming pool water - Sodium dichloroisocyanurate, anhydrousStandarts spēkā
36408LVS EN 15029:2013Products used for treatment of water intended for human consumption - Iron (III) hydroxide oxideStandarts spēkā
28671LVS EN 14743+A1:2007Water conditioning equipment inside buildings - Softeners - Requirements for performance, safety and testingStandarts spēkā
21307LVS EN 14622:2005Devices to prevent pollution by backflow of potable water - Air gap with circular overflow (restricted) - Family A, type FStandarts spēkā
58722LVS EN 12672:2016Chemicals used for treatment of water intended for human consumption - Potassium permanganateStandarts spēkā
64858LVS EN 17215:2019Chemicals used for treatment of water intended for human consumption - Iron-based coagulants - Analytical methodsStandarts spēkā
Displaying 201-210 of 1292 results.