Registration number (WIID)Project No.TitleStatus
24520LVS EN 752:2008Drain and sewer systems outside buildingsAtcelts
32311LVS EN 12566-3+A1:2009Small wastewater treatment systems for up to 50 PT - Part 3: Packaged and/or site assembled domestic wastewater treatment plantsAtcelts
20826LVS EN 12255-3:2001 +ACWastewater treatment plants - Part 3: Preliminary treatmentAtcelts
7277EN 1124-4:2005Pipes and fittings of longitudinally welded stainless steel pipes with spigot and socket for waste water systems - Part 4: Components for vacuum drainage systems and for drainage systems on shipsAtcelts
7252LVS EN 12255-13:2003Wastewater treatment plants - Part 13: Chemical treatment - Treatment of wastewater by precipitation/flocculationAtcelts
7265LVS EN 1253-4:2000Gullies for buildings - Part 4: Access coversAtcelts
7248LVS EN 124:2000Gully tops and manhole tops for vehicular and pedestrian areas - Design requirements, type testing, marking, quality controlAtcelts
7252EN 12255-13:2002Wastewater treatment plants - Part 13: Chemical treatment - Treatment of wastewater by precipitation/flocculationAtcelts
24507LVS EN 1123-2:2007Pipes and fittings of longitudinally welded hot-dip galvanized steel tube with spigot and socket for waste water systems - Part 2: DimensionsAtcelts
7239LVS EN 12255-6:2003Wastewater treatment plants - Part 6: Activated sludge processAtcelts
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