Gas infrastructure - Gas installation pipework with an operating pressure greater than 0,5 bar for industrial installations and greater than 5 bar for industrial and non-industrial installations - Part 1: Detailed functional requirements for design, materials, construction, inspection and testing— 127 стр.
Gas infrastructure - Pipelines for maximium operating pressure up to and including 16 bar - Part 5: Service lines - Specific functional requirements; German version EN 12007-5:2014— 28 стр.
Building environment design - Design, dimensioning, installation and control of embedded radiant heating and cooling systems - Part 5: Installation; German version FprEN ISO 11855-5:2015— 18 стр.