British Standards Institution

Source:: CEN
Committee:: B/504 - Water supply
Categories:: Information management | Standardization. General rules | Engineering | Fluid systems and components | Valves | Valves. Check

Scope

This European Standard is a guideline to specify, dimensions, materials and performance requirements (including methods of test) of combined products groups, which are combinations of existing products according European standards, having nominal sizes from DN 10 to DN 10050 and working pressures1) from 0,1 MPa (1 bar) to 1,0 MPa (10 bar).

Combined products groups shall be fitted to drinking water systems according to EN 806 and one of their main fun ction shall be protection of drinking water by backflow according to EN 1717.

Purpose

See new draft of the combined product standard. CEN/TC 164/WG 14 will describe also other products from other working Groups and its different types of products (e.g. Filters according to EN 134431). This European Standard is a guideline to specify, dimensions, materials and performance requirements (including methods of test) of combined products groups, which are combinations of existing products according European standards.

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Please email further comments to: debbie.stead@bsigroup.com

Standard timeline

1. Proposal

Proposal start date:

21/11/2022

Proposal end date:

08/12/2022

2. Draft

3. Public Comments

4. Comment Resolution

5. Approval

6. Publication

Learn more about the standards development process

Standards Development

Reinscription of PWI on building valves - combined products

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