Registration number (WIID)Project No.TitleStatus
10804LVS 419:2002 /A1:2004Internal gas pipelines - InstallationAtcelts
10764LVS 417:2011 /A1:2014Gas distribution and Customer systems - External gas pipelines - DesignAtcelts
10790LVS 421:2002Gāzes sadales un lietotāja sistēmas - Additional requirements for desigh, construction and repair of PE gas pipelinesAtcelts
10791LVS 421:2010 /A1:2013Gas distribution and Customer systems. Additional requirements for design, construction and repair of PE gas pipelinesAtcelts
10722LVS EN 12327:2011 LGas supply systems – Pressure testing, commissioning and decommissioning procedures. Functional requirementsAtcelts
10850LVS 417:2002 /A1:2004Gas distribution and Customer systems - External gas pipelines - DesignAtcelts
10837LVS 445-1:2011 /A1:2012Operation and Maintenance of natural gas distribution and Consumer supply systems with max operation pressure 1,6 Mpa (16 bar). Part 1:General requirementsAtcelts
10877LVS EN 1264-2:1997Floor heating - Systems and components - Part 2: Determination of the thermal outputAtcelts
10883LVS EN 832:2003 +AC LThermal performance of buildings - Calculation of energy use for heating - Residential buildingsAtcelts
10971LVS 419:2002Internal gas pipelines - InstallationAtcelts
Displaying 161-170 of 204 results.