British Standards Institution

Source:: CEN
Committee:: B/506 - Chimneys
Categories:: Chimneys. Shafts. Ducts
Comment period start date:: 22/05/2025
Comment period end date:: 15/07/2025
Number of comments:: 1

Comment by:

15th Jul

Scope

This document specifies methods for the calculation of the thermal and fluid dynamic characteristics of chimneys serving one combustion appliance.

The methods in this part of this document are applicable to negative or positive pressure chimneys with wet or dry operating conditions. It is valid for chimneys with combustion appliances for fuels subject to the knowledge of the flue gas characteristics which are needed for the calculation.

The methods in this part of this document are applicable to chimneys with one inlet connected with one combustion appliance.

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

Standard timeline

1. Proposal (Complete)

Proposal start date:

2. Draft (Complete)

Draft start date:

16/01/2025

3. Public Comments

Public Comments start date:

22/05/2025

Public Comments end date:

15/07/2025

4. Comment Resolution

Comment Resolution start date:

06/10/2026

5. Approval

6. Publication

Publication start date:

12/05/2027

Learn more about the standards development process

Standards Development

BS EN 13384-1 EN 13348-1 Chimneys. Thermal and fluid dynamic calculation methods. Part 1: Chimneys serving one combustion appliance

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