British Standards Institution

Source:: CEN
Committee:: B/506 - Chimneys
Categories:: Chimneys. Shafts. Ducts
Number of comments:: 0

Scope

This document specifies the characteristics of performance for single and multi-wall system chimneys with rigid metal liners composed of chimney sections, chimney fittings, terminals and supports with nominal diameter up to and including 1 200 mm, used to convey the products of combustion from appliances to the outside atmosphere.

This document also specifies characteristics for the air supply ducts of concentric chimneys for room-sealed application, made out of metal or plastic (without fibre stabilization).

Additionally, it specifies assessment and verification of constancy of performance (AVCP).

NOTE 1 Metal liners and metal connecting flue pipes, not covered, are included in prEN 1856‑2:2021.

NOTE 2 This document does not apply to structurally independent chimneys.

Comment on proposal

Required form fields are indicated by an asterisk (*) character.

How important do you think standardization is in this area? *

Do you agree that a standard on this subject is feasible?: *

Please give reasons for your selections above: *

Would you or your organization use the standard? *

Would you or your organization be prepared to participate in the development of the standard or to comment on the draft when it is available? *

Are you aware of any regulation, existing standards and other good practice information in this area in the UK (e.g. Industry codes of practice; company specifications, international or European Standards)? *

Would the development of a standard(s) in this area have a particular impact/relevance to SME, consumer, environmental or societal interests? *

Are you aware of any other organizations to which this proposal may be relevant? If so please provide details below. *

Additional comments on the scope or proposal:

Although BSI will not usually enter into correspondence regarding individual comments or suggestions we may wish to contact you to seek further clarification. Please indicate whether this will be acceptable: *

Discard

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

Standard timeline

1. Proposal (Complete)

Proposal start date:

2. Draft (Complete)

Draft start date:

22/02/2021

3. Public Comments

Public Comments start date:

13/05/2021

Public Comments end date:

06/07/2021

4. Comment Resolution

Comment Resolution start date:

03/09/2025

5. Approval

6. Publication

Publication start date:

21/11/2025

Learn more about the standards development process

Standards Development

BS EN 1856-1 Chimneys - Requirements for metal chimneys. - Part 1: System chimney products

Scope

Comment on proposal

Discard changes?

Submit comment

Submit comment

Follow standard

Unfollow standard

Error