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Instructions for the installer
23
REQUIREMENTS
1 Overhead clearances – (Measurement A)
Range hoods and exhaust fans shall be installed in accordance with the manufacturer’s instructions.
However, in no case shall the clearance between the highest part of the hob of the cooking appliance
and a range hood be less than 600 mm or, for an overhead exhaust fan, 750 mm.
Any other downward facing combustible surface less than 600 mm above the highest part of the hob
shall be protected for the full width and depth of the cooking surface area in accordance with Clause
5.12.1.2. However, in no case shall this clearance to any surface be less than 450 mm.
2 Side clearances – (Measurements B & C)
Where B, measured from the periphery of the nearest burner to any vertical combustible surface,is
less than 200 mm, the surface shall be protected in accordance with Clause 5.12.1.2 to a height C of
not less than 150 mm above the hob for the full dimension (width or depth) of the cooking surface
area. Where the cooking appliance is fitted with a ‘splashback’, protection of the rear wall is not
required.
3 Additional requirements for Freestanding and Elevated Cooking Appliaces – (Measurements D & E)
Where D, the distance from the periphery of the nearest burner to a horizontal combustible surface is
less than 200 mm,then E shall be 10 mm or more, or the horizontal surface shall be above the trivet.
See insets above.
NOTES
1 Requirement 3 does not apply to a freestanding or elevated cooking appliance which is designed
to prevent flames or the cooking vessels from extending beyond the periphery of the appliance.
2 The ‘cooking surface area’ is defined as that part of the appliance where cooking normally takes
place and does not include those parts of the appliance containing control knobs.
3 For definition of hob, see Clause 1.4.64.
4 For definition of trivet, see Clause 1.4.109.
5 Consideration is to be given to window treatments when located near cooking appliances. See
Clause 5.3.4.