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BS EN 15287-2:2023 Chimneys. Design, installation and commissioning - Chimneys and connecting flue pipes for room sealed combustion appliances, 2023
- undefined
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Design [Go to Page]
- 4.1 General
- 4.2 Characteristics [Go to Page]
- 4.2.1 Designation of an installed chimney
- 4.2.2 Temperature classes
- 4.2.3 Pressure classes
- 4.2.4 Condensate resistance classes
- 4.2.5 Corrosion resistance classes
- 4.2.6 Sootfire resistance classes
- 4.2.7 Minimum distance to combustible material
- 4.3 Required information [Go to Page]
- 4.3.1 Sources of data and information
- 4.3.2 Local conditions
- 4.3.3 Combustion appliance information
- 4.3.4 Building structure and chimney system route
- 4.3.5 Existing chimney
- 4.3.6 Chimney product specification
- 4.4 Design requirements [Go to Page]
- 4.4.1 General
- 4.4.2 Route of the chimney and the connecting flue pipe [Go to Page]
- 4.4.2.1 Location of chimney outlet
- 4.4.2.2 Chimney system route
- 4.4.2.3 Connecting flue pipe and connecting air supply pipe route
- 4.4.3 Designation classes [Go to Page]
- 4.4.3.1 General
- 4.4.3.2 System chimney
- 4.4.3.3 Custom-built, relined or converted chimney system with separate air/flue configuration
- 4.4.3.4 Custom-built, relined, or converted chimney system with concentric air/flue configuration
- 4.4.3.5 Connecting flue pipe
- 4.4.4 Materials of construction [Go to Page]
- 4.4.4.1 System chimneys
- 4.4.4.2 Custom-built, relined or converted chimneys
- 4.4.4.3 Connecting flue pipe, connecting air supply pipe, and adaptors
- 4.4.4.4 Terminal for custom-built, relined or converted chimney systems for room sealed applications
- 4.4.4.5 Supplementary components or additional materials
- 4.4.5 Chimney system sizing and characteristics
- 4.4.6 Installation requirements [Go to Page]
- 4.4.6.1 Fire resistance external to external
- 4.4.6.2 Minimum distance to combustible material (resistance to fire internal to external)
- 4.4.6.3 Accidental human contact
- 4.4.6.4 Accidental ignition of extraneous material
- 4.4.6.5 Supports
- 4.4.6.6 Joints
- 4.4.6.7 Condensate drainage and rainwater disposal
- 4.4.6.8 Positive pressure chimneys
- 4.4.6.9 Chimney offsets
- 4.4.6.10 Access for inspection, cleaning and measuring
- 4.4.6.11 Minimum distance between openings in the chimney system
- 4.4.6.12 Back ventilation
- 4.4.6.13 External parts
- 4.4.6.14 Weatherproofing
- 4.4.6.15 Lightning protection
- 4.4.6.16 Earthing of chimney systems
- 4.4.7 Accessories [Go to Page]
- 4.4.7.1 General
- 4.4.7.2 Silencer
- 4.4.7.3 Rain cap
- 4.4.7.4 Flue damper
- 4.4.7.5 Chimney fans
- 4.4.7.6 Terminals
- 4.4.7.7 Particulate matter filters or separators
- 4.5 Chimney plate and additional information
- 5 Installation [Go to Page]
- 5.1 General
- 5.2 Construction of relined or converted chimney systems
- 5.3 Chimney plate
- 6 Commissioning/handover
- Annex A (informative)Terminology
- Annex B (informative)List of combustion appliance data required for the design of a chimney [Go to Page]
- B.1 For choosing the chimney type (required chimney designation)
- B.2 For calculation of the chimney (sizing, see 4.4.5)
- B.3 For combustion appliance/connecting flue pipe/chimney adapter and combustion air supply/connecting air pipe/combustion appliance adaptor design/choice
- B.4 For terminal design/choice
- Annex C (informative)Example of typical building structure designed to assist exchange of information
- Annex D (informative)Location of outlets of chimney systems
- Annex E (informative)Correlation between the product designation of metal system chimneys, liners and connecting flue pipes and the corrosion loads in Member States (MS)
- Annex F (informative)Correlation between type of flue liner according to the designation of parameters for clay/ceramic flue liners, clay/ceramic flue blocks and concrete flue blocks and the designation according to EN 1443
- Annex G (informative)Example for chimney system plate [Go to Page]
- G.1 Example of a concentric chimney system configuration plate
- G.2 Example of a separate chimney system configuration plate
- Annex H (informative)Determination of the chimney system designation for custom-built, relined and converted chimney systems with concentric air/flue configuration [Go to Page]
- H.1 General
- H.2 Temperature class
- H.3 Pressure class
- H.4 Condensate resistance class
- H.5 Corrosion resistance class
- H.6 Sootfire resistance class
- H.7 Minimum distance to combustible material
- Annex I (informative)Example for the determination of the designation of a converted or relined chimney system [Go to Page]
- I.1 Input data for a typical converted or relined chimney system [Go to Page]
- I.1.1 Existing chimney that becomes the air supply duct
- I.1.2 Flue liner
- I.1.3 Insulation
- I.2 Temperature class [Go to Page]
- I.2.1 General
- I.2.2 Material characteristic
- I.2.3 Resistance to fire– internal to external
- I.2.4 Human contact
- I.2.5 Determination of temperature class
- I.2.6 Check of mean temperatures
- I.3 Pressure class
- I.4 Condensate resistance class
- I.5 Corrosion resistance class
- I.6 Sootfire resistance class
- I.7 Minimum distance to combustible material
- I.8 Designation of the converted or relined chimney system
- I.9 Chimney plate of the converted or relined chimney system in this example
- Annex J (informative)Example for the determination of the designation of a custom-built chimney system [Go to Page]
- J.1 Input data for a custom-built chimney system [Go to Page]
- J.1.1 Flue liner
- J.1.2 Insulation
- J.1.3 Air supply duct
- J.1.4 Combustible wall
- J.2 Temperature class [Go to Page]
- J.2.1 General
- J.2.2 Material characteristic
- J.2.3 Resistance to fire
- J.2.4 Human contact
- J.2.5 Determination of temperature class
- J.2.6 Check of the temperatures at the outer surfaces of the flue duct and the air supply duct
- J.3 Pressure class
- J.4 Condensate resistance class
- J.5 Corrosion resistance class
- J.6 Sootfire resistance class
- J.7 Minimum distance to combustible material
- J.8 Designation of the custom-built chimney system
- J.9 Chimney plate for the custom-built chimney system in this example
- Annex K (informative)Minimum distances to combustible material [Go to Page]
- K.1 Non-concentric connecting flue pipes without designation according to 4.2
- K.2 Access components
- K.3 Plastic flue liners in a chimney stack
- Annex L (informative)Calculating the temperature of adjacent material [Go to Page]
- L.1 Example for calculation of the temperature of adjacent material (e.g. weatherproofing)
- L.2 Example for calculation of the temperature of adjacent materials (e.g. weatherproofing)
- Annex M (informative)Useful hints for handling of materials and components on site [Go to Page]
- M.1 General
- M.2 Check of existing chimney
- M.3 Checking before installation
- M.4 Checking on delivery of materials
- M.5 Site handling and storage
- M.6 Coordination of work
- Annex N (informative)Chimney system commissioning [Go to Page]
- N.1 General
- N.2 Physical checks
- N.3 Operational checks [Go to Page]
- N.3.1 General
- N.3.2 Tightness of the flue duct [Go to Page]
- N.3.2.1 Flue flow test for gas
- N.3.2.2 Flue flow test for oil
- N.3.2.3 Flue flow test for solid fuel
- N.3.2.4 Pressure test for non-concentric positive pressure chimneys systems
- N.3.2.5 O2 measurement for concentric positive pressure chimney systems
- N.3.3 Function of the combustion appliance (Flue draught test)
- Annex O (informative)Recommendations for inspection, cleaning and maintenance [Go to Page]
- O.1 General
- O.2 Inspection and cleaning
- O.3 Maintenance
- Annex P (informative)Flue damper [Go to Page]
- P.1 General
- P.2 Flue damper types [Go to Page]
- P.2.1 Type 1
- P.2.2 Type 2
- P.2.3 Type 3
- P.2.4 Type 4
- P.2.5 Type 5
- P.3 Additional information for the use of a flue damper type 2 and 4 [Go to Page]
- P.3.1 Combustion appliances with forced draught burners
- P.3.2 Combustion appliances with burners with fan without air purging
- P.3.3 Combustion appliances with burners with fan with post-purge period
- P.3.4 Combustion appliances with gas burners without fan
- P.3.5 Closing time of the flue damper flap
- P.3.6 Malfunction of the flue damper
- Annex Q (informative)Terminals [Go to Page]
- Q.1 Terminal types
- Q.2 Required information [Go to Page]
