Plastics piping systems for hot and cold water installations – Chlorinated poly(vinyl chloride) (PVC-C) – Part 7: Guidance for the assessment of conformity (ISO/TS 15877-7:2009); German version CEN ISO/TS 15877-7:2009
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 02/01/2010
