District heating pipes - Pre-insulated flexible pipe systems - Part 1: Classification, general requirements and test methods; German and English version EN 15632-1:2009— 56 стр.
Small wastewater treatment systems for up to 50 PT - Part 3: Packaged and/or site assembled domestic wastewater treatment plants; German version EN 12566-3:2005+A1:2009— 46 стр.
Plastics piping systems for renovation of underground drainage and sewerage networks under pressure - Part 3: Lining with close-fit pipes (ISO 11297-3:2013); German version EN ISO 11297-3:2013— 23 стр.
Plastics piping systems for renovation of underground non-pressure drainage and sewerage networks - Part 7: Lining with spirally-wound pipes (ISO 11296-7:2011); German version EN ISO 11296-7:2013— 25 стр.
