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Workplace (Health, Safety and Welfare) Regulations (Northern Ireland) 1993
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
The Workplace (Health, Safety and Welfare) Regulations (Northern Ireland) 1993 (the Workplace Regulations) contain some requirements which affect building design. The main requirements are now covered
non-domesticWorkplace Regulations and Common Parts of Flats
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
The Workplace Regulations apply to the common parts of flats and similar buildings if people such as cleaners, wardens and caretakers are employed to work in these common parts. Where the requirements
flatsdwellingnon-domesticGas Appliances Safety Requirements
The Gas Appliances (Safety) Regulations 1995NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
The Gas Appliances (Safety) Regulations 1995 require that particular combinations of appliance, flue box (where required) and flue must be selected from those stated in the manufacturer's instructions
non-domesticdwellingControl of Oil Pollution from Storage
The Control of Pollution (Oil storage) Regulations (Northern Ireland) 2010NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
The control of pollution of groundwater and waterways within Northern Ireland is currently covered by The Groundwater Regulations (Northern Ireland) 2009 and The Water (Northern Ireland) Order 1999. T
dwellingnon-domesticindustrialcommercialLPG Installation Compliance Standards
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
LPG installations are controlled by legislation enforced by the HSENI or its agents. Factors that determine the amount of building work necessary for a LPG storage installation to comply include its c
dwellingnon-domesticApplication of Combustion Appliance and Fuel Storage Regulations
69NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
(1) Any provision in regulations 70 to 74 and 77 which applies to a combustion appliance, shall also apply where solid fuel is intended to burn directly on a hearth without the installation of any app
dwellingnon-domesticcoastalruralDefinition of Combustion Appliance
Part (5)NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
"Combustion appliance" means a fixed appliance (including a cooker) which— (a) is designed to burn solid fuel, gas or oil; or (b) is an incinerator.
dwellingnon-domesticAir Supply
70NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
A combustion appliance shall be so installed as to receive a sufficient supply of air to ensure the safe and efficient operation of the combustion appliance and any connected flue.
dwellingnon-domesticDischarge of Products of Combustion
71NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
A combustion appliance shall be so installed and any connected flue-pipe, flue or chimney shall be so constructed and installed as to ensure that the products of combustion are discharged to the exter
dwellingnon-domesticProtection of People and Buildings
73NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
A combustion appliance shall be so installed and any connected flue-pipe, flue or chimney shall be so constructed and installed as to ensure that their use shall not cause— (a) burns to any person; or
dwellingnon-domesticfire-safetyProvision of Information
74NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Where a hearth, fireplace, flue or chimney is provided or extended, a durable notice containing information on its performance capabilities shall be affixed to a suitable place in the building for the
dwellingnon-domesticProtection of Liquid Fuel Storage Tanks
75NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Reasonable provision shall be made to ensure that a liquid fuel storage tank and connecting pipework is so constructed and separated from adjacent buildings and the boundary of the premises as to redu
dwellingnon-domesticfire-safetyProtection Against Pollution
76NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
An oil storage tank and connecting pipework shall be so constructed and protected as to minimise the risk of an escape of oil causing pollution to the environment.
dwellingnon-domesticPrevention of smoke emission
77NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
A combustion appliance installed in a building for the purpose of heating or cooking, and which discharges its combustion products to the external air shall be capable of, or readily adaptable to, the
dwellingnon-domesticheatingcookingIntroduction to Section 3: Solid Fuel Burning Appliances
0.4NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Section 3 gives guidance on the installation of a solid fuel burning combustion appliance in relation to specific provisions for air supply, flues, chimneys and hearths.
non-domesticdwellingIntroduction to Section 4: Gas Burning Appliances
0.5NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Section 4 sets out provisions that should be met for gas burning appliances specifically air supply, flued and flueless appliances, hearths and shielding.
non-domesticdwellingIntroduction to Section 5: Oil Burning Appliances
0.6NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
The guidance in Section 5 is to ensure that where an oil burning appliance is installed specific provision of air supply, flues, chimneys, hearths and shielding is made.
non-domesticdwellingAlternative Approach Using British Standards
0.7NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
The requirements of regulations 70, 71 and 73 in Part L could also be met by adopting the relevant recommendations in the publications listed below to achieve an equivalent level of performance to tha
non-domesticdwellingProtection of Liquid Fuel Storage Tanks and Pollution Prevention
0.8NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
It is the view of the Department that the requirements of regulation 75 in Part L will be met where oil and LPG fuel storage installations, including the pipework connecting them to the combustion app
dwellingnon-domesticScope and relationship to Building Regulations
1.1NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
This Technical Booklet gives provisions which if followed, should comply with the functional requirements of Part L of the Building Regulations and includes the admission of sufficient air into the bu
non-domesticdwellingDefinition: Appliance compartment
1.2NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Appliance compartment – an enclosure specifically constructed or adapted to accommodate one or more gas or oil-fired appliances.
non-domesticdwellingDefinition: Balanced compartment
1.2NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Balanced compartment – a method of installing an open-flued appliance into a compartment which is sealed from the remainder of the building and whose ventilation is so arranged in conjunction with the
non-domesticdwellingDefinition: Balanced flue appliance
1.2NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Balanced flue appliance – a type of room-sealed appliance that draws its combustion air from a point outside the building adjacent to the point at which the combustion products are discharged, the inl
non-domesticdwellingDefinition: Boundary
1.2NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Boundary – has the meaning assigned to it by regulation 2 in Part A of the Building Regulations.
non-domesticdwellingDefinition: Capacity of tank
1.2NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Capacity (of an oil or gas tank) – the nominal volume of the tank as stated by the manufacturer.
non-domesticdwellingDefinitions: Chimney, Combustion Appliance, and Designation
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Chimney – a structure consisting of a wall or walls enclosing one or more flues. See Diagram 1.1. Combustion appliance – has the meaning assigned to it by regulation 69 in Part L of the Building Regu
dwellingnon-domesticDefinitions: Draught Break and Draught Diverter
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Draught break – an opening formed by a factory-made component into any part of the flue serving an open-flued appliance. Draught diverter – a form of draught break intended to prevent conditions in t
dwellingnon-domesticDefinition: Draught Stabiliser
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Draught stabiliser – a factory-made counter-balanced flap device admitting air to the flue, from the same space as the combustion air, to prevent excessive variations in the draught. See Diagram 1.2(b
dwellingnon-domesticClassification of Combustion Appliances by Flue Type and Operation
Diagram 1.3NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
The letters A, B and C are further qualified by numbers to identify the existence and mode of use of fans and draught diverters, as applicable (e.g. B11 for an open-flued natural draught appliance wit
combustion-appliance-typesflue-classificationnon-domesticdwellingFireplace recess definition
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Fireplace recess – a structural opening (sometimes called a builder's opening) formed in a wall or in a chimney breast, from which a chimney leads and which has a hearth at its base.
dwellingnon-domesticfluesDefinition: Flueless Appliance
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Flueless appliance – one which is designed to be used without connection to a flue. See Diagram 1.3(g).
non-domesticdwellingDefinition: Flue Liner
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Flue liner – the wall of the chimney that is in contact with the products of combustion (see Diagram 1.1), such as a concrete flue liner, the inner liner of a factory-made chimney system or a flexible
non-domesticdwellingDefinition: Flue Outlet
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Flue outlet – the point at which the products of combustion are discharged from the flue to the outside atmosphere, such as the top of a chimney pot or flue terminal.
non-domesticdwellingDefinition: Flue Pipe
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Flue pipe – a pipe, either single walled (bare or insulated) or double walled, which connects a combustion appliance to a flue in a chimney.
non-domesticdwellingDefinition: Forced Draught Appliances
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Forced draught appliances – an appliance with a fan that provides the combustion air, common in oil-fired and many gas-fired boilers. See Diagram 1.3.
non-domesticdwellingDefinition: Hearth
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Hearth – a base intended to safely isolate a combustion appliance from people, combustible parts of the building fabric and soft furnishings. See Diagram 1.5.
non-domesticdwellingDefinition: Materials
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Materials – has the meaning assigned to it by regulation 2 in Part A of the Building Regulations.
non-domesticdwellingDefined Terms: Rated Heat Input
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Rated heat input (sometimes shortened to rated input) – for a gas appliance means the maximum heat input rate (kW) at which it can be operated, as declared on the appliance data plate.
non-domesticdwellingDefined Terms: Rated Heat Output
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Rated heat output – for an oil or solid fuel appliance means the manufacturer's maximum declared energy output rate (kW) for the appliance as declared on the appliance data plate.
non-domesticdwellingDefined Terms: Room-Sealed Appliance
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Room-sealed appliance – an appliance with a combustion system that is sealed from the room in which it is located, and which obtains air for combustion, from a ventilated uninhabited space within the
non-domesticdwellingDefined Terms: Solid Biofuel
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Solid biofuel – a solid fuel derived from plants and trees. It can include logs, wood chips, wood pellets and other processed plant material.
non-domesticdwellingDefined Terms: Throat
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Throat – a contracted part of the flue between a fireplace recess and its chimney. See Diagram 3.5.
non-domesticdwellingAir supply for combustion appliances
2.1, 2.2NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
All combustion appliances require the supply of air for combustion and to ensure the proper operation of the flue. A flueless appliance also needs air to ensure that the products of combustion are saf
ventilationnon-domesticdwellingVentilation of appliance compartments
2.3, 2.4, 2.5NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
An appliance compartment that encloses an open-flued appliance should be provided with an air vent(s) large enough to admit all of the air required for combustion and the proper operation of the flue.
ventilationnon-domesticdwellingVentilation via other rooms or spaces
2.6, 2.7NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
If a combustion appliance is room-sealed but takes its combustion air from another space in the building, or if a flue has a permanent opening to another space in the building, that space should have
ventilationnon-domesticdwellingProprietary ventilation assemblies
2.8NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Where ventilation is to be provided via a single proprietary assembly the equivalent free area of the air vent should be taken to be the manufacturer's value. The manufacturer may call this a free are
ventilationnon-domesticdwellingPermanently open ventilation of rooms
2.12NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
A room containing an open-flued appliance must receive a continuous supply of air from outside. The volume of air required depends on the type and rating of the appliance. This normally means the inst
non-domesticventilationFactory-made metal chimneys - certification and installation
2.34NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
A factory-made metal chimney should be – (a) a component system independently certified as complying with the relevant sections of BS EN 1856: 1 and installed in accordance with the relevant recommend
non-domesticdwellingcombustion-appliancesFactory-made metal chimney wall penetration and access
2.35NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Where a factory-made metal chimney passes through a wall, sleeves should be provided to prevent damage to the flue or building through thermal expansion. To facilitate the checking of gas-tightness, j
non-domesticdwellingcombustion-appliancesFactory-made metal chimney removal without dismantling
2.36NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
A factory-made metal chimney should be installed so that the appliance can be withdrawn without the need to dismantle the chimney.
non-domesticdwellingcombustion-appliances