10.99 New project approved Jun 19, 2026
CEN
CEN/TC 155 Plastics piping systems and ducting systems
European Norm
This standard specifies a method for determining the leaktightness and ease of operation of a valve under bending following the application of temperature cycling. This standard is applicable to thermoplastic valves with DN 63 or smaller.
Legislation related to this standard
Regulation (eu) No 305/2011 of the European Parliament and of the Council of 9 march 2011 laying down harmonised conditions for the marketing of construction products and repealing council directive 89/106/eec
PUBLISHED
EN 1704:1997
IN_DEVELOPMENT
prEN 1704 rev
10.99
New project approved
Jun 19, 2026