Registration number (WIID)Project No.TitleStatus
10883LVS EN 832:2003 +AC LThermal performance of buildings - Calculation of energy use for heating - Residential buildingsAtcelts
10891LVS 423:2002 /A1:2009General requirements for corrosion protection of natural gas underground steel pipelinesStandarts spēkā
10913LVS EN 12050-4:2003 LWastewater lifting plants for buildings and sites - Principles of construction and testing - Part 4: Non-return valves for faecal-free wastewater and wastewater containing faecal matterAtcelts
10917LVS EN 13182:2003 LVentilation for buildings - Instrumentation requirements for air velocity measurements in ventilated spacesStandarts spēkā
10926LVS EN 12050-3:2003 LWastewater lifting plants for buildings and sites - Principles of construction and testing - Part 3: Lifting plants for wastewater containing faecal matter for limited applicationsAtcelts
10949LVS EN ISO 13370:2003 LThermal performance of buildings - Heat transfer via the ground - Calculation methodsAtcelts
10964LVS 420:2002 /AC:2004Gas appliances - Conditions for installation of gas appliancesAtcelts
10971LVS 419:2002Internal gas pipelines - InstallationAtcelts
10993LVS 445-2:2011 /A1:2012Operation and Maintenance of natural gas distribution and Consumer supply systems with max operation pressure 1,6 Mpa (16 bar). Part 2: Maintenance terms, kinds of work and the execution organizationAtcelts
10999LVS 420:2002Gas appliances - Conditions for installation of gas appliancesAtcelts
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