Registration number (WIID)Project No.TitleStatus
11220LVS EN 253:1994Preinsulated bonded pipe systems for underground hot water networks - Pipe assemblies for steel service pipes, polyurethane thermal insulation and outer casing of polyethyleneAtcelts
11221LVS EN 448:1994Preinsulated bonded pipe systems for underground hot water networks - Fitting assemblies of steel service pipes, polyurethane thermal insulation and polyethylene outer casingAtcelts
11231LVS EN 488:1994Preinsulated bonded piping systems for undergeound district hot water systems - Steel valve assemblies for steel service pipes, polyurethane thermal insulation and outer casing of polyethyleneAtcelts
11576LVS 420:2010Gas appliances. Conditions for installation of gas appliancesAtcelts
11584LVS EN 598:2001Ductile iron pipes, fittings, accessories and their joints for sewerage application - Requirements and test methodsAtcelts
11416LVS EN 12007-3:2000Gas supply systems - Pipelines for maximum operating pressure up to and indcluding 16 bar - Part 3: Specific functional recomendations for steelAtcelts
11413LVS EN 1776:2000Gas supply systems - Natural gas measuring stations - Functional requirementsAtcelts
11392LVS EN 437:1993 +A1:1997Test gases - Test pressures - Appliance catergoriesAtcelts
11412LVS EN 1775:2000Gas supply - Gas pipework for buildings - Maximum operating pressure <5 bar - Functional recomendationsAtcelts
11415LVS EN 12007-2:2000Gas supply systems - Pipelines for maximum operating pressure up to and indcluding 16 bar - Part 2: Specific functional recomendations for polyethylene (MOP up to and including 10 bar)Atcelts
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