BSI 21/30434765 DC:2021 Edition

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

Published By	Publication Date	Number of Pages
BSI	2021	86

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Categories: 91.060.40 - Chimneys, shafts, ducts, BSI

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Description

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.

Additional information

Status	Definitive
Pages	86
Publication Date	2021-05-13
Standard Number	21/30434765 DC
Title	BS EN 1856-1. Chimneys. Requirements for metal chimneys – Part 1. System chimney products
Identical National Standard Of	prEN 1856-1
Descriptors	Designations, Performance, Stainless steels, Prefabricated parts, Metals, Approval testing, Chimneys, Steels, Chimney terminals, Conformity, Flue linings, Marking, Performance testing, Flues, Fire stops, Pipes, Instructions for use, Dimensions, Construction systems parts, Quality assurance systems
Publisher	BSI
Committee	B/506
ICS Codes	91.060.40 - Chimneys, shafts, ducts

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BSI 21/30434765 DC:2021 Edition

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