8
FITTING THE GAS HOB
WITHOUT A COOKER HOOD ABOVE
FITTING THE GAS HOB
WITH A COOKER HOOD ABOVE
700 mm
400 mm
400 mm
100 mm
55 mm
50 mm
50 mm
600 mm
700 mm
400 mm
400 mm
100 mm
55 mm
600 mm
50 mm
50 mm
FO 2369*
FO 2231*
Important safety requirements
This hob must be installed in accordance with the Gas
Safety (Installation and Use) Regulations (Current Edition)
and the IEE Wiring Regulations (Current Edition).
Provision for ventilation
Detailed recommendations are contained in the following
British Standards Codes Of Practice: B.S. 6172/ B.S.
5440, Part 2 and B.S. 6891 Current Editions.
The hob should not be installed in a bed sitting room
with a volume of less than 20 m
3
. If it is installed in a
room of volume less than 5 m
3
an air vent of effective
area of 110 cm
2
is required. If it is installed in a room of
volume between 5 m
3
and 10 m
3
an air vent of effective
area of 50 cm
2
is required, while if the volume exceeds
11 m
3
no air vent is required. However, if the room has a
door which opens directly to the outside no air vent is
required even if the volume is between 5 m
3
and 11 m
3
. If
there are other fuel burning appliances in the same room,
B.S. 5440 Part 2 Current Edition, should be consulted to
determine the requisite air vent requirements.
Location
The hob may be located in a kitchen, a kitchen/diner or
bed sitting room, but not in a bathroom or shower room.
Before making the cut out in the worktop ensure that the
edges of the hob that are to be near either a side or rear
wall have a minimum distance of 55 mm. between the
edge of the hob and the wall.
The minimum distance combustible material can be fitted
above the hob is 400 mm. If it is fitted below 400 mm. a
space of 50 mm. must be allowed from the edges of the
hob. The minimum distance combustible material can
be fitted directly above the hob is 700 mm. A minimum
distance of 100 mm. must be left between the side edges
of the hob and any adjacent cabinets or walls.
