Registration number (WIID)Project No.TitleStatus
61418CEN/TR 15897:2018Submerged Membrane Bioreactor (MBR) technologyStandarts spēkā
71307EN ISO 11296-9:2022Plastics piping systems for renovation of underground non-pressure drainage and sewerage networks - Part 9: Lining with a rigidly anchored plastics inner layer (ISO 11296-9:2022)Standarts spēkā
67880EN 14654-2:2021Drain and sewer systems outside buildings - Management and control of activities - Part 2: RehabilitationStandarts spēkā
59698EN 16941-2:2021On-site non-potable water systems - Part 2: Systems for the use of treated greywaterStandarts spēkā
69684CEN/TR 17614:2021Standard method for assessing and improving the energy efficiency of waste water treatment plantsStandarts spēkā
26743LVS EN 1124-3:2009Pipes and fittings of longitudinally welded stainless steel pipes with spigot and socket for waste water systems - Part 3: System X - DimensionsStandarts spēkā
41267EN 12566-7:2016Small wastewater treatment systems for up to 50 PT - Part 7: Prefabricated tertiary treatment unitsStandarts spēkā
7294LVS CEN/TR 12566-5:2009Small wastewater treatment systems up to 50 PT - Part 5: Pre- treated Effluent Filtration systemsStandarts spēkā
41265EN 12566-3:2016Small wastewater treatment systems for up to 50 PT - Part 3: Packaged and/or site assembled domestic wastewater treatment plantsStandarts spēkā
41265LVS EN 12566-3:2016Small wastewater treatment systems for up to 50 PT - Part 3: Packaged and/or site assembled domestic wastewater treatment plantsStandarts spēkā
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