CEN/TC 166/WG 1 - General requirements

This document describes the method of specifying the design, installation and labelling criteria for system chimneys, construction of custom-built chimneys, the relining of existing chimneys and connecting flue pipes for non-room sealed combustion appliances as well as the use of chimney products. It also gives information on commissioning of an installed chimney.
This document applies to chimneys which are subject to the following limiting conditions:
-   the distance between the supports not to exceed 4 m;
-   the distance above the last structural attachment not to exceed 3 m;
-   the free-standing height above the uppermost structural support attachment for chimneys with rectangular cross section is not more than five times the smallest external dimension.
The methods in this part of this document are applicable to chimneys and connecting flue pipes for non-room sealed combustion appliances. The methods in Part 2 of this document are applicable to chimneys and connecting flue pipes for room sealed combustion appliances.

This document describes the method of specifying the design, installation and labelling criteria for chimney systems, construction of custom-built chimneys, the relining or converting of existing chimneys, connecting flue pipes and air supply pipes for room sealed combustion appliances as well as the use of chimney products. It also gives information on commissioning of an installed chimney.
This document applies to chimneys which are subject to the following limiting conditions:
-   the distance between the supports not to exceed 4 m;
-   the distance above the last structural attachment not to exceed 3 m;
-   the free-standing height above the uppermost structural support attachment for chimneys with rectangular cross section is not more than five times the smallest external dimension.
This document does not cover:
-   chimneys which serve a mixture of fan assisted or forced draught burners or natural draught appliances,
-   installations having a configuration of the type C2.
NOTE   Room sealed gas appliances are classified as type C according to EN 1749.
The methods in this part of this document are applicable to chimneys and connecting flue pipes for room sealed combustion appliances. The methods in Part 1 of this document are applicable to chimneys and connecting flue pipes for non-room sealed combustion appliances.

This document specifies the characteristics and test methods for flue dampers that are used as components, carrying flue gas, in order to limit the flow in a chimney or to prevent back flow of soot during cleaning of the chimney or to prevent the backflow of the flue gas e.g. in case of multi-served chimneys.
This document covers only flue dampers incorporated in a housing and installed inside a building.
This document covers only flue dampers with sealings made of elastomeric materials for temperature classes up to T 200 and corrosion class 1 or 2 in accordance with EN 14241-1 or sealing materials for dry applications with a fire reaction class A1 in accordance with EN 13501-1.
This document covers only flue dampers with motor drive, casing and flue damper plate which are interlocked in such a way that they can only be separated by using tools.
This document covers only mechanical flue dampers where any motor is in accordance with EN 60730-2-14 and the cover for electrical components of the flue damper fulfils minimum protection class IP40 according to EN 60529.
This document covers only flue dampers which are designed and installed to ensure that incorrect information about the position of the flue damper flap are absolutely impossible, which are only installed on components that are interlocked to the casing, which are only activated by components that are interlocked to the flue damper flap and where it is ensured that the limit switch opens or the flue damper flap moves to the open position if one of these interlocks fails. This safety target may also be achieved with an equally suitable method (e.g. bracing or welding).
This document covers only flue dampers for biomass boilers ≥ 1 000 kW and industrial applications with limit switches in accordance with EN 61058-1 or EN 50156-1.
This document covers only flue dampers where it is possible to identify the position of the flue damper flap.
This document covers only totally closed, manually driven flue dampers (type 1) which have a facility to adjust the position of the flue damper flap.
This document covers only totally closed, mechanically driven flue dampers (type 2) with only the positions "fully opened" and "fully closed" and where it is not possible to fix the flap in the non-closed position during the flue damper flap stays in closed position while the appliance is not working.
NOTE   This applies only to multi-appliance installations with positive pressure conditions.
This document covers only partially closed flue dampers (type 3 to 5) where it is possible to adjust the position of the flue damper flap and where it is ensured that the flue damper flap does not change position by itself.
Flue dampers which are integral parts of system chimney products or other chimney components, e.g. flue liners, connecting flue pipes, are not covered by this document.
This document also specifies the provisions for marking, manufacturers’ instruction, product information, Assessment and Verification of Constancy of Performance (AVCP).
This document does not specify issues for electrical parts.

This document specifies the requirements and test methods for access components comprising a frame and a door or doors which provide access to the flue of a chimney for the purpose of inspection or cleaning.
Access components for higher nominal working temperature than 450 °C, positive pressure and wet applications are not covered by this standard.
The document is limited to access components with door opening dimensions with a maximum width of 450 mm and a maximum height of 600 mm.
Products not freely ventilated are excluded from this document.
This document also specifies the requirements for marking, manufacturers’ instruction, product information and information on the AVCP (Assessment and Verification of Constancy of Performance).
Access components already tested together with system chimney products or other chimney components, e.g. flue liners, are not covered by this document.

This European Standard specifies requirements and test methods for flue gas silencers made of metal that are used as accessories in order to reduce the noise level of combustions appliances.
The standard covers silencers in the connecting flue pipes and on top of chimneys.
This standard does not cover silencers installed as chimney sections. This standard excludes active silencers.

This European Standard specifies requirements and test methods for rain caps that are used as components, subject to flue gas, in order to prevent rain entry into the chimneys. Rain caps already tested together with system chimney products or other chimney components, e.g. terminals, are not covered by this standard. Rain caps incorporating a bird guard are also included. It also specifies the requirements for marking, manufacturers’ instruction, product information and evaluation of conformity.

This document specifies material-independent general test methods for all system chimneys. It can be used for all flue gas carrying products.
NOTE   The thermal performance tests for the determination of the distance to combustible material for accessories (draught regulators, access components, etc.) are included in different standards of CEN/TC 166.

This document specifies requirements and the basic performance criteria for chimneys, flue liners, connecting flue pipes, components and accessories used to convey the products of combustion from combustion appliances to the outside atmosphere. This document is to be used as a reference for all product standards of CEN/TC 166.
This document specifies sootfire resistant chimneys, flue liners, connecting flue pipes, fittings and accessories for combustion appliances burning solid, liquid and gaseous fuels and non-sootfire resistant chimneys, flue liners, connecting flue pipes, components and accessories for combustion appliances burning liquid and gaseous fuels only. It also specifies sootfire safe accessories for combustion appliances burning solid, liquid and gaseous fuels.
NOTE 1   This means that chimneys, flue liners, connecting flue pipes and components which are non-sootfire resistant and accessories which are non-sootfire resistant or non-sootfire safe are not suitable for combustion appliances burning solid fuel.
This document also identifies minimum requirements for marking, instructions, product information and provides guidance for the assessment and verification of constancy of performance (AVCP).
This document does not apply to structurally independent chimneys and custom-built chimneys consisting of non-CE-marked components.
NOTE 2   This document can be used as a basis for the specifications of products covered by a European Technical Assessment.
NOTE 3   All product standards drafted by Technical Committee CEN/TC 166 are based on the Mandate M/105.

This European Standard covers electrically operated metal fans for chimneys that are able to create a stable positive or negative pressure for the chimney.
This European Standard covers fans installed inline in the connecting flue pipe (inline fans) or mounted on the chimney outlet (exhaust fans).
This standard excludes chimney cowls (Terminals with aerodynamic characteristics).

This European standard specifies the requirements and test methods for draught regulators and standstill opening devices that are used as components, carrying flue gases, in order to limit the draught in chimneys and provide secondary air to the chimney.
Draught regulators and standstill opening devices for positive pressure chimneys are not covered by this standard.
It also specifies the requirements for marking, manufacturers’ instruction, product information and evaluation of conformity.

This Technical Specification specifies general requirements and material independent test methods for vertical terminals with different aerodynamic properties.
This Technical Specification does not apply to material dependent test methods and to requirements and test methods related to a chimney.
It is intended to be used as reference for product standards for terminals.
NOTE   For the designation, marking and product information, relating to the items of the terminals a proposal is included.

This document specifies the general test method for chimney products for their freeze/thaw resistance.

This European Standard specifies requirements and test methods for rain caps that are used as components, subject to flue gas, in order to prevent rain entry into the chimneys. Rain caps already tested together with system chimney products or other chimney components, e.g. terminals, are not covered by this standard. Rain caps incorporating a bird guard are also included. It also specifies the requirements for marking, manufacturers’ instruction, product information and evaluation of conformity.

This European standard specifies the requirements and test methods for draught regulators and standstill opening devices that are used as components, carrying flue gases, in order to limit the draught in chimneys and provide secondary air to the chimney.
Draught regulators and standstill opening devices for positive pressure chimneys are not covered by this standard.
It also specifies the requirements for marking, manufacturers’ instruction, product information and evaluation of conformity.

This European Standard describes the method of specifying the design, installation criteria for system chimneys, construction of custom built chimneys, and the relining of existing chimneys. It also gives information on commissioning of chimneys. This European Standard also deals with connecting flue pipes. This European Standard does not apply to freestanding chimneys covered by EN 13084-1. This European Standard excludes chimneys designated H (high positive pressure chimneys) and chimneys for room-sealed heating appliances. For the purpose of this European Standard the term "installation" includes construction

This European Standard describes the method of specifying the design, installation criteria for system chimneys, construction of custom built chimneys, and the relining of existing chimneys. It also gives information on commissioning of chimneys.
This European Standard also deals with connecting flue pipes.
This European Standard does not apply to freestanding chimneys covered by EN 13084-1.
This European Standard excludes chimneys designated H (high positive pressure chimneys) and chimneys for room-sealed heating appliances.
For the purpose of this European Standard the term "installation" includes construction.

This European Standard describes the method of specifying the design, installation and labelling criteria for chimney systems, connecting flue pipes and air supply pipes for roomsealed heating applications. It also gives information on commissioning of an installed chimney.
This standard does not cover:
   chimneys designated H (high positive pressure chimneys), and chimneys designated P (normal positive pressure chimneys) serving more than one appliance,
   chimneys which serve a mixture of fan assisted or forced draught burners or natural draught appliances,
   installations having a configuration of the type C2.
This European Standard does not apply to freestanding chimneys covered by EN 13084-1.
This standard also specifies limitations for supporting a chimney, and the maximum unsupported chimney height for system chimneys and custom built chimneys.
NOTE   Roomsealed gas appliances are classified as type C according to CEN/TR 1749.

This European Standard specifies requirements and test methods for rain caps that are used as components, subject to flue gas, in order to prevent rain entry into the chimneys. Rain caps already tested together with system chimney products or other chimney components, e.g. terminals, are not covered by this standard. Rain caps incorporating a bird guard are also included. It also specifies the requirements for marking, manufacturers’ instruction, product information and evaluation of conformity.

This document specifies material-independent general test methods for system chimneys.

This European Standard specifies general requirements and the basic performance criteria and specifies limit values where appropriate for chimneys (including connecting flue pipes and their fittings) used to convey the products of combustion from heating appliances to the outside atmosphere. It is intended to be used as a reference for product standards for chimneys, flues and specific products (elements, kits and terminals) used in the construction of chimneys. It also identifies minimum requirements for marking and evaluation of conformity.
It does not apply to structurally independent chimneys.
NOTE   This European Standard can be used as a basis for the specifications of products covered by a European Technical Approval.

This European standard specifies the requirements and test methods for draught regulators and standstill opening devices that are used as components, carrying flue gases, in order to limit the draught in chimneys and provide secondary air to the chimney.
Draught regulators and standstill opening devices for positive pressure chimneys are not covered by this standard.
It also specifies the requirements for marking, manufacturers’ instruction, product information and evaluation of conformity.

This European Standard describes the method of specifying the design, installation criteria for system chimneys, construction of custom built chimneys, and the relining of existing chimneys. It also gives information on commissioning of chimneys.
This European Standard also deals with connecting flue pipes.
This European Standard does not apply to freestanding chimneys covered by EN 13084-1.
This European Standard excludes chimneys designated H (high positive pressure chimneys) and chimneys for room-sealed heating appliances.
For the purpose of this European Standard the term "installation" includes construction.

This European standard specifies general requirements and the basic performance criteria and specifies limit values where appropriate for chimneys (including connecting flue pipes and their fittings) used to convey the products of combustion from heating appliances to the outside atmosphere. It is intended to be used as a reference for product standards for components used in the construction of chimneys.