Registration number (WIID)Project No.TitleStatus
58721LVS 421:2016Gas distribution and Customer systems. Additional requirements for design, construction and repair of PE gas pipelinesAtcelts
58724LVS 1048:2016Accident and emergency repair call classification, tracking and analysis of the natural gas distribution and supply in the internal systemAtcelts
58780LVS 419:2018Internal gas pipelines. InstallationAtcelts
12259LVS 417:2015Design of external natural gas pipeline systems with presure 1,6 MPa (16 bar)Atcelts
10197LVS EN 1555-2:2011 LPlastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 2: PipesAtcelts
10792LVS EN 1555-4:2011 LPlastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 4: ValvesAtcelts
10194LVS EN 437+A1:2011 LTest gases - Test pressures - Appliance categoriesAtcelts
58819LVS EN 15502-2-1+A1Gas-fired central heating boilers - Part 2-1: Specific standard for type C appliances and type B2, B3 and B5 appliances of a nominal heat input not exceeding 1 000 kWAtcelts
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
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
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