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Purpose and Status of Technical Booklet L
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
This Technical Booklet, which takes effect on 31st October 2012, is one of a series that has been prepared by the Department of Finance and Personnel (the Department) for the purpose of providing prac
Applicable Regulations
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
The guidance contained in this Technical Booklet relates only to the requirements of regulations 70, 71, 72, 73, 74, 75, and 76. The work will also have to comply with all other relevant requirements
Materials and Workmanship
Regulation 23NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Any building work which is subject to requirements imposed by Part A of the Building Regulations should be carried out in accordance with regulation 23 of those regulations. Guidance on meeting these
Purpose of Building Regulations
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
The Building Regulations are made for specific purposes, primarily securing the health, safety, welfare and convenience of people and for the conservation of fuel and power. Standards and technical ap
Named Standards
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Where this Technical Booklet makes reference to a named standard, the relevant version of the standard is the one listed in Appendix E. However, if this version has been replaced or updated by the iss
Diagrams
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
The diagrams in this Technical Booklet supplement the text. They do not show all the details of construction and are not intended to illustrate compliance with any other requirement of the Building Re
Protected Buildings
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
District councils have a duty to take account of the desirability to preserve the character of protected buildings when carrying out their functions under Building Regulations. Therefore, where work i
conservationOther Legislation
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
The provisions of this Technical Booklet relate to the requirements of Building Regulations and do not include measures which may be necessary to meet the requirements of other legislation. Such other
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-domesticClean Air (Northern Ireland) Order 1981 - Overview
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Under the Clean Air (Northern Ireland) Order 1981 a district council may declare the whole or part of a district of the council to be a smoke control area. It is an offence to emit smoke from a chimne
fuel-storagesmoke-controlAuthorised Fuels
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Authorised fuels are fuels which are authorised under the Clean Air (Northern Ireland) Order. These include inherently smokeless fuels such as gas, electricity and anthracite together with specified b
fuel-storagesmoke-controlExempt Appliances
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Exempt appliances are appliances (ovens, wood burners, boilers and stoves) which have been exempted by the Clean Air (Northern Ireland) Order. These have passed tests to confirm that they are capable
fuel-storagesmoke-controlGas Safety (Installation and Use) Regulations (Northern Ireland) 2004 - Overview
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
All combustion installations must be accommodated in ways that meet the requirements of the Building Regulations. However, gas installations also have to comply with the Gas Safety (Installation and U
gasfuel-storageGas Safety Regulations - Key Requirements
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
The Gas Safety (Installation and Use) Regulations (Northern Ireland) 2004 require that – (a) gas fittings, appliances and gas storage vessels must only be installed by a person with the required compe
gasfuel-storageGas 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-domesticWarning of Carbon Monoxide Presence
72NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
When a combustion appliance is installed in a dwelling, reasonable provision shall be made to detect and give warning of the presence of carbon monoxide gas at levels harmful to people.
dwellingProtection 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-domesticheatingcookingPurpose and scope of Technical Booklet L
0.1NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
This Technical Booklet gives guidance on how to satisfy the requirements of Part L. Although Part L applies to the accommodation of any combustion installation and liquid fuel storage system within th
dwellingcombustion-appliancesfuel-storagePerformance requirements for combustion appliances
0.2NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
It is the view of the Department that the requirements of regulations 70, 71, 72, 73 and 74 in Part L will be met if the building provides for the safe accommodation of combustion appliances which – (
combustion-appliancesfire-safetyventilationSection 2 provisions overview
0.3NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
The guidance in Section 2 sets out the general provisions for combustion appliances that should be met, specifically air supply, flues, access for maintenance, notice plates for hearths and flues, and
combustion-appliancesventilationfire-safetyIntroduction 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-domesticAbove Ground Oil Storage Tank Requirements for Dwellings
0.9NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
It is the view of the Department that the requirements of regulation 76 in Part L will be met if an above ground oil storage tank/s serving a dwelling – (a) incorporates secondary containment; and (b)
dwellingIntroduction to Section 6 - Oil and LPG Fuel Storage Protection
0.10NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Section 6 gives guidance – (a) on the measures to be taken to protect an oil or LPG fuel storage installation – (i) from a fire in the building it serves; and (ii) where the installation is located ad
fuel-storagefire-safetyoillpgAlternative Approach - BS 5410 Compliance
0.11NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
The requirements for an oil storage tank could also be met by adopting the relevant recommendations in BS 5410: Part 1 to achieve an equivalent level of performance to that obtained by following the g
fuel-storageoilstandards-complianceScope 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-domesticDefinition: Dwelling
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Dwelling – has the meaning assigned to it by regulation 2 in Part A of the Building Regulations.
dwellingEquivalent area definition
NI-wide·Technical Booklet L Combustion Appliances and Fuel Storage Systems
Equivalent area – the area of a sharp-edged circular orifice which would pass the same air flow rate at the same applied pressure difference as the product or device being tested. The equivalent area
ventilation