Registration number (WIID)Project No.TitleStatus
10999LVS 420:2002Gas appliances - Conditions for installation of gas appliancesAtcelts
11005LVS EN ISO 6946:2003 +A1 LBuilding components and building elements - Thermal resistance and thermal transmittance - Calculation methodAtcelts
11010LVS EN ISO 13786:2003 LThermal performance of building components - Dynamic thermal characteristics - Calculation methodsAtcelts
11014LVS 445:2003Operation and Maintenance of natural gas distribution and Consumer supply systems with max. operation pressure 1,6 MPa (16 bar)Atcelts
58738LVS 422:2017Design of natural gas transmission pipelinesAtcelts
58780LVS 419:2018Internal gas pipelines. InstallationAtcelts
10195LVS EN 1254-2:2011 LCopper and copper alloys – Plumbing fittings – Part 2: Fittings with compression ends for use with copper tubesAtcelts
58828LVS EN 549:2018Rubber materials for seals and diaphragms for gas appliances and gas equipmentAtcelts
58838LVS EN 14382+A1Safety devices for gas pressure regulating stations and installations - Gas safety shut-off devices for inlet pressures up to 100 barAtcelts
58757LVS 445-2:2011/A2:2017Operation 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
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