This European Prestandard gives guidance for the assessment of conformity intended to be included in the manufacturer's quality plan as part of the quality system.
This prestandard includes:
a) requirements for materials, components, joints and assemblies given in Parts 1 to 5 of EN 1452:1999;
b) requirements for the manufacturer's quality system;
NOTE 1 It is recommended that the quality system conforms to EN ISO 9001 or EN ISO 9002, as applicable.
c) definitions and procedures to be applied if third party certification is involved.
NOTE 2 If third party certification is involved, it is recommended that the certification body is accredited to EN 45011 or
EN 45012, as applicable.
In conjunction with Parts 1 to 5 of EN 1452:1999 it is applicable to unplasticized poly(vinyl chloride) (PVC-U) piping systems intended to be used for the following:
a) water mains and services buried in ground;
b) conveyance of water above ground for both outside and inside buildings;
for the supply of water under pressure at approximately 20 °C (cold water) intended for human consumption and for general purposes.
This prestandard is also applicable to PVC-U piping systems for the conveyance of water up to and including 45 °C. For temperatures between 25 °C and 45 °C figure A.1 in annex A
of EN 1452-2:1999 applies.