Plastics piping systems for water supply, and for drainage and sewerage under pressure - Polyethylene (PE) - Part 5: Fitness for purpose of the system; German version prEN 12201-5:2010
Plastics piping systems for renovation of underground water supply networks - Part 3: Lining with close-fit pipes; German version EN 14409-3:2004— 30 стр.
Plastics piping systems for water supply, and for drainage and sewerage under pressure - Polyethylene (PE) - Part 5: Fitness for purpose of the system; German version EN 12201-5:2011— 15 стр.
