Part J

  • Diagram 1 Boundaries in this Approved Document

  • Diagram 2 Chimneys and flues

  • Diagram 3 Draught diverter and draught stabiliser

  • Diagram 4 Types on installation

  • Diagram 5 Fireplace recesses

  • Diagram 6 the function of hearths

  • Diagram 7 Measurement of flues and ducts

  • Diagram 8 General air supply to a combustion appliance (for sizes see Section 2,3 and 4)

  • Diagram 9 Ventilator free areas

  • Diagram 10 Location of permanent air vent openings,some examples

  • Diagram 11 Provision of permanent air vent openings in a solid floor

  • Diagram 12 Material change of use fire protection of chimneys passing through other dwellings

  • Diagram 13 The separation of combustible material from factory made metal chimney designated to BS EN 1856 part 1 2003

  • Diagram 14 Example locations of access panels for concealed horizontal flues

  • Diagram 15 Bends in flues

  • Diagrams 16 Example notice plate for hearths and flues

  • Diagram 17 Flue outlet positions for solid fuel appliances

  • Diagram 18 Flue outlet positions for solid fuel appliances clearances to easily ignited roof coverings

  • Diagram 19 Protecting combustible material from uniinsulated fluepipes for solid fuel appliances

  • Diagram 20 Wall thicknesses for masonry and flueblock chimneys

  • Diagram 21 Minimum separation distances from combustible material in or near a chimney

  • Diagram 22 Construction of fireplace gathers

  • Diagram 23 Canopy or an open solid fuel fire

  • Diagram 24 Constructional hearth suitable for a solid fuel appliance (including open fires)

  • Diagram 25 Constructional hearth suitable for a solid fuel appliance (including open fires)

  • Diagram 26 Non combustible hearth surface surrounding a solid fuel appliance

  • Diagram 27 Ways of providing hearths

  • Diagram 28 Fireplace recesses

  • Diagram 29 Open fireplaces throat and fireplace components

  • Diagram 30 Wall adjacent to hearths

  • Diagram 31 Types of gas fires

  • Diagram 32 Free areas of permanently open air vents for gas appliance installations (other than decorative fuel effect fires or flueless appliances)

  • Diagram 33 Ventilation for flueless gas appliances

  • Diagram 34 Location of outlets from flues serving gas appliances

  • Diagram 35 Location of outlets near roof windows from flues serving gas appliances

  • Diagram 36 Bases for back boilers (installation using a proprietary back boiler enclosure shown)

  • Diagram 37 Hearths for decorative fuel effect(DFE) and inset live fuel effect (ILFE) fires minimum plan dimensions of non combustible surfaces

  • Diagram 38 hearths for other appliances plan dimensions of non combustible surfaces

  • Diagram 39 Shielding of appliances

  • Diagram 40 Free areas of permanently open air vents for oil-fired appliance installations

  • Diagram 41 Location of outlets from flues serving oil fire appliances

  • Diagram 42 Location of an oil fired appliance in relation to its hearth.Minimum dimensions of the heat resistant material in the hearth and the clear zone of non combustible surface

  • Diagram 43 Separation of liquefied petroleum gas tanks of up to 1.1 tonne capacity from buildings,boundaries and fixed sources of ignition

  • Diagram 44 Location of LPG cylinders

  • Diagram 45 large or unusual fireplace openings. (note for use with this appendix measure L,H and W in mm)

  • Table 1 Air supply to solid fuel appliances

  • Table 2 Size of flues in chimneys

  • Table 3 Minimum performance designations for chimney and fluepipe components for use with new solid fuel fired appliances

  • Table 5 Size of flues for gas-fired appliances

  • Table 6 Minimum performance designations for chimney and fluepipe components for use with new gas appliances

  • Table to Diagram 34 Location of outlets from flues serving gas appliances

  • Table 7 Protecting buildings from hot flues

  • Table to Diagram 41 Location of outlets from flues serving oil fired appliances

  • Table 8 Minimum performance designations for chimney and fluepipe components for use with new oil fired appliances with flue gas temperatures less than 250°C

  • Table 9 Protecting buildings from hot flues for flue gas temperature not more than 250°C

  • Table 10 Fire protection for oil storage tanks

  • Table 11 Fire protection for LPG storage tanks(see Diagram 43)

  • Table G1 Temperature Classes

  • Table G2 Pressure Classes

  • Table G3 Corrosion resistance classes