Installation and maintenance of flues and ventilation for gas appliances of rated input not exceeding 70 kW net (1st, 2nd and 3rd family gases) Specification for installation and maintenance of ventilation for gas appliances

Available format(s)

Hardcopy , PDF

Superseded date

12-31-2009

Language(s)

English

Published date

07-06-2004

Publisher

British Standards Institution

Committees responsible
      Foreword
1 Scope
2 Normative references
3 Definitions
4 Design and materials for air vents and ducts
5 Size and position of air vents
6 Other aspects of ventilation
7 Maintenance
Bibliography
Figure 1 - Typical air vent arrangements
Figure 2 - Free-areas
Figure 3 - Air vents in series
Figure 4 - Air vent positions for an open-flued appliance in
           a room or internal space
Figure 5 - Air vent positions for an open-flued appliance in
           an appliance compartment
Figure 6 - Air vent positions for a room-sealed appliance in
           an appliance compartment, room and internal space
Table 1 - Minimum separation distances between air vents and
          appliance flue terminals (mm)
Table 2 - Minimum air vent free-area for appliance
          compartments: open-flued appliances
Table 3 - Minimum air vent free-area for appliance
          compartments: room-sealed appliances
Table 4 - Minimum permanent opening free-area for flueless(s)
          appliances

Outlines the ventilation requirements for new or replacement gas appliances for non-domestic or domestic purposes utilizing 1st, 2nd or 3rd family gases which carry the CE mark and with a rated heat input not exceeding 70 kW based on net CV. Excludes LPG installations covered by the requirements of BS 5482-2 and installations with all gases covered by BS 5482-3; gas installations in caravans, holiday homes or residential park homes constructed to conform to BS EN 721 or BS 5482-3 which were installed at the time of construction; decorative fuel effect gas appliances of the type covered by BS 5871-3.

Committee	GSE/30
DevelopmentNote	Supersedes BS 5440-2(1989) (12/1999) Supersedes 98/710212 DC and 00/717000 DC (11/2001) Reviewed and Confirmed by BSI, May 2006. (05/2006)
DocumentType	Standard
Pages	26
PublisherName	British Standards Institution
Status	Superseded

BS 5410-3:1976	Code of practice for oil firing Installations for furnaces, kilns, ovens and other industrial purposes
BS 1179-6:1980	Glossary of terms used in the gas industry Combustion and utilization including installation at consumers\' premises
BS 5258-10:1980	Safety of domestic gas appliances Flueless space heaters (excluding catalytic combustion heaters) (3rd family gases)
BS 7624:1993	Specification for installation of domestic direct gas-fired tumble dryers of up to 3kW heat input (2nd and 3rd family gases)
BS 5871-3:1991	Specification for installation of gas fires, convector heaters, fire/back boilers and decorative fuel effect gas appliances Decorative fuel effect gas appliances of heat input not exceeding 15 kW (2nd and 3rd family gases)
BS 5871-1:1991	Specification for installation of gas fires, convector heaters, fire/back boilers and decorative fuel effect gas appliances Gas fires, convector heaters and fire/back boilers (1st, 2nd and 3rd family gases)
BS EN 449 : 2002	SPECIFICATION FOR DEDICATED LIQUEFIED PETROLEUM GAS APPLIANCES - DOMESTIC FLUELESS SPACE HEATERS (INCLUDING DIFFUSIVE CATALYTIC COMBUSTION HEATERS)
BS 5482-2:1977	Domestic butane- and propane-gas-burning installations Installations in caravans and non-permanent dwellings
BS 8303-3:1994	Installation of domestic heating and cooking appliances burning solid mineral fuels Recommendations for design and on site installation
BS 5258-11:1980	Safety of domestic gas appliances Flueless catalytic combustion heaters (3rd family gases)
BS 7860:1996	Specification for carbon monoxide detectors (electrical) for domestic use
BS 5871-2:1991	Specification for installation of gas fires, convector heaters, fire/back boilers and decorative fuel effect gas appliances Inset live fuel effect gas fires of heat input not exceeding 15 kW (2nd and 3rd family gases)
BS 5410-1:1997	Code of practice for oil firing Installations up to 45 kW output capacity for space heating and hot water supply purposes
BS 8303-2:1994	Installation of domestic heating and cooking appliances burning solid mineral fuels Installation of domestic heating and cooking appliances buring solid mineral fuels. Specification for installing and commissioning on site
BS 5410-2:1978	Code of practice for oil firing Installations of 45 kW and above output capacity for space heating, hot water and steam supply services
BS 8303-1:1994	Installation of domestic heating and cooking appliances burning solid mineral fuels Installation of domestic heating and cooking appliances burning solid mineral fuels. Specification for the design of installations
BS 5482-3:1979	Domestic butane- and propane-gas-burning installations Installations in boats, yachts and other vessels
BS EN 721:2004	Leisure accommodation vehicles. Safety ventilation requirements
BS 3632:1995	Specification for residential park homes