CEN/TC 166/WG 6 - Clay/Ceramic and Concrete chimneys components

This European Standard specifies the materials, dimensional and performance requirements for straight concrete system chimneys for balanced flue applications comprising a concrete flue liner and a combustion air supply duct, and a combination of compatible chimney components, which may be concrete flue blocks (see Clause 4), obtained or specified from one manufacturing source with product responsibility for the whole chimney.
The European Standard does not apply to concrete system chimneys with back ventilation.
This European Standard does not cover products designated wet (W) in conjunction with corrosion class 3.
This European Standard also applies to concrete system chimneys constructed from storey-height elements and flue blocks reinforced for handling.
This European Standard does not apply to structurally independent (free standing or self-supporting) system chimneys.
NOTE   Any reference to the term flue blocks implies both flue blocks and their fittings, except where otherwise indicated.

This European Standard specifies the materials and the dimensional and performance requirements for straight concrete system chimneys for non-balanced flue applications comprising a concrete flue liner and a combination of compatible chimney components, which may be concrete flue blocks (see Clause 4), obtained or specified from one manufacturing source with product responsibility for the whole chimney.
This European Standard does not apply to concrete system chimneys with back ventilation.
This European Standard does not cover products designated wet (W) in conjunction with corrosion class 3.
This European Standard also applies to concrete system chimneys constructed from storey-height elements and flue blocks reinforced for handling.
NOTE   Any reference to the term flue blocks implies both flue blocks and their fittings, except where otherwise indicated.

This European Standard specifies the materials, dimensional and performance requirements for precast concrete flue blocks as defined in Clause 3 for use in chimneys. The flue blocks may be of single wall or multi wall construction. The standard does not apply to flue blocks with back ventilation.
This standard does not cover products designated wet (W) in conjunction with corrosion class 3.
The standard also specifies a type of flue block to dimensionally co-ordinate with masonry unit coursing height, referred to as a type B (Bonding block).
This European Standard also applies to storey-height and flue blocks reinforced for handling.
NOTE   Any reference to the term flue blocks implies both flue blocks and their fittings, except where otherwise indicated.

This European Standard specifies the material, dimensional and performance requirements for factory made precast concrete outer wall elements for chimneys including outer wall fittings.
This European Standard covers elements having up to four passages designated to accommodate a combination of flue liners and/or ventilation passages.
This European Standard also relates to storey-height and reinforced outer wall elements.
This European Standard does not apply to structurally independent (freestanding or self-supporting) chimneys constructed using these outer wall elements.
NOTE   Any reference to the term "outer wall element" implies both the outer wall elements and their fittings, except where otherwise indicated.

This European Standard is a product standard for clay/ceramic flue liners operating under dry conditions with solid walls or walls with vertical perforations for use in the construction of multiwall chimneys and flue pipes which serve to convey products of combustion from fireplaces or heating appliances to the outside atmosphere by negative or positive pressure. It includes the flue liners used for domestic and industrial chimneys which are not structurally independent (free-standing). This European Standard specifies the performance requirements for factory made flue liners and chimney fittings. Testing including thermal testing with or without insulation, marking and inspection are covered by this standard. This part does not cover flue liners operating under wet conditions.

This European Standard is a product standard for clay/ceramic flue liners operating under wet conditions with solid walls or walls with vertical perforations for use in the construction of multiwall chimneys and flue pipes which serve to convey products of combustion from fireplaces or heating appliances to the outside atmosphere by negative or positive pressure. It includes the flue liners used for domestic and industrial chimneys which are not structurally independent (free-standing). This European Standard specifies the performance requirements for factory made flue liners and chimney fittings. Testing including thermal testing with or without insulation, marking and inspection are covered by this standard. Flue liners that are specified to this standard will meet the requirements of EN 1457-1 with the same working temperature, pressure, designation and soot fire resistance.

This European Standard specifies the material, dimensional and performance requirements, including methods of test, for precast concrete flue liners and fittings with or without insulation for the construction of multi-wall chimneys.
This document does not cover:
-   high positive pressure (H) designated products;
-   products designated wet (W) in conjunction with corrosion class 3.
This document also applies to storey-height and flue liners reinforced only for handling.
NOTE 1   Any reference to the term flue liners implies both flue liners and their fittings, except where otherwise indicated.
NOTE 2   The pressure classes and corrosion classes are defined in EN 1443.

This product standard specifies the requirements and test methods for dry (designated D) and/or wet (designated W) air flue system chimneys, including terminals in which the products of combustion are conveyed to the atmosphere through clay/ceramic flue liners and combustion air is conveyed to suitable room-sealed appliances through an air duct or an air gap.
It also specifies the requirements for marking, manufacturer's instructions, product information and evaluation of conformity.
This standard does not apply to structurally independent (free standing or self supporting) system chimneys.
An air flue system chimney is made of the following components where appropriate:
-   clay/ceramic flue liners;
-   insulation layer;
-   outer walls;
-   mortar for jointing flue liners;
-   acid resistant mortar or elastomeric sealant for jointing flue liners;
-   mortar for jointing outer walls;
-   terminal;
-   chimney base;
-   pressure equalising opening;
-   air duct;
-   air gap;
-   cladding;
-   opening section;
-   cleaning and inspection door;
-   distance piece;
-   reinforcement.
The air- flue system chimney covers a combination of compatible chimney components obtained or specified from one manufacturing source, with product responsibility for the whole chimney.

This European Standard specifies the requirements and test methods for multiwall system chimneys working under wet conditions (in the following expressed as wet chimney) with pressure
type N1, N2 or P1 according to EN 1443 and a working temperature below or equal T600 according to !EN 13063-1:2005+A1", in which the products of combustion are conveyed to the atmosphere through clay/ceramic flue liners. Marking and inspection are also covered by this document.
This European Standard does not apply to structurally independent (free standing or self supporting) system chimneys.
The wet chimney may comprise the following appropriate components:
   clay/ceramic flue liners;
   insulation layer;
   outer walls;
   acid resistant mortar for jointing flue liners or elastomeric sealant;
   mortar for jointing outer walls;
   terminal;
   chimney base;
   condensate collector;
   condensate outlet;
   cladding;
   opening section;
   cleaning and inspection door;
   distance piece;
   reinforcement.
The wet system chimney covers a combination of compatible chimney components, obtained or specified from one manufacturing source with product responsibility for the whole system chimney.
NOTE   This document does not cover soot fire resistance chimneys.

This European Standard specifies the requirements and test methods for multiwall soot fire resistant system chimneys, working under dry conditions, with corrosion resistance 3, with negative pressure (see EN 1443) in which the products of combustion are conveyed to the atmosphere through clay/ceramic flue liners. Marking and inspection are also covered by this standard.
This standard does not apply to structurally independent (free standing or self supporting) system chimneys.
A soot fire resistant system chimney has the following items where appropriate:
- clay/ceramic flue liners;
- Insulation layer;
- outer walls;
- mortar for jointing flue liners;
- mortar for jointing outer walls;
- terminal;
- chimney base;
- cladding;
- opening section;
- cleaning and inspection door;
- distance piece;
- reinforcement.
The soot fire resistant chimney covers a combination of compatible chimney components, obtained or specified from one manufacturing source with product responsibility for the whole chimney.

This European Standard specifies the requirements for clay/ceramic flue blocks with solid walls or walls with vertical perforations including bonding and non-bonding blocks and their fittings. Non-bonding flue blocks which have insulation in the vertical perforations or attached to the outer walls are also covered by this standard. This standard specifies the performance requirements for factory-made flue blocks.
When they are installed, they will form a part of a multi-wall chimney or a complete chimney which will serve to convey products of combustion from fireplaces or heating appliances to the atmosphere.
This standard includes components used for domestic and industrial chimneys which are not structurally independent (free-standing). Testing, marking and inspection requirements are covered by this standard.
NOTE 1   Flue blocks covered by this standard are manufactured in three forms :
a)   single flue ;
b)   multi-flue ;
c)   flue/ventilation combination.
NOTE 2   Flue blocks may have flues which are either circular, square or rectangular. The joints may have a locating feature such as a rebate.

This European standard specifies the performance requirements for factory-made clay/ceramic chimney outer wall elements used to form the outer walls of chimneys and which are used in combination with flue liners in site. It applies to clay/ceramic chimney outer wall elements with solid walls or walls with vertical perforations (see Figure 1) which have square, rectangular or circular passages. Testing, making and inspection requirements are covered by this standard.

This European Standard specifies the requirements for clay/ceramic flue terminals with solid walls, which serve to convey the products of combustion from the flue to the atmosphere by negative pressure. It includes terminals used on domestic and industrial chimneys which are not structurally independent (freestanding). This standard specifies the performance requirements for factory made terminals. Testing, marking and inspection are covered by this standard.

This European Standard is a product standard for clay/ceramic flue liners operating under wet conditions with solid walls or walls with vertical perforations for use in the construction of multiwall chimneys and flue pipes which serve to convey products of combustion from fireplaces or heating appliances to the outside atmosphere by negative or positive pressure. It includes the flue liners used for domestic and industrial chimneys which are not structurally independent (free-standing). This European Standard specifies the performance requirements for factory made flue liners and chimney fittings. Testing including thermal testing with or without insulation, marking and inspection are covered by this standard. Flue liners that are specified to this standard will meet the requirements of EN 1457-1 with the same working temperature, pressure, designation and soot fire resistance.

This European Standard is a product standard for clay/ceramic flue liners operating under dry conditions with solid walls or walls with vertical perforations for use in the construction of multiwall chimneys and flue pipes which serve to convey products of combustion from fireplaces or heating appliances to the outside atmosphere by negative or positive pressure. It includes the flue liners used for domestic and industrial chimneys which are not structurally independent (free-standing). This European Standard specifies the performance requirements for factory made flue liners and chimney fittings. Testing including thermal testing with or without insulation, marking and inspection are covered by this standard. This part does not cover flue liners operating under wet conditions.