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d
g
f
c
c
ISO
e
a
b
FRONT
CLEARANCES
CLEARANCE DIMENSIONS
A Minimum clearance from cook surface to:
B Minimum clearance below countertop**
C Minimum clearance from side of cutout to
D Maximum depth of combustible
E Minimum distance between overhead cabinets
F Minimum clearance from rear of cutout
G Minimum depth clearance inside cabinetry
H Minimum ventilation gap at the front of
I Minimum diameter of ventilation holes
*Combustible surface definition: any materials of a building structure or decorative structure
made of wood, compressed paper, plant fibres, vinyl/plastic or other materials that are capable of
transferring heat or being ignited and burned. Such material shall be considered combustible even
though flame-proofed, fire-retardant treated or surface-painted, or plastered.
i
h
†A = 650mm minimum clearance between the top of the cooking surface and the bottom of
an unprotected wood or metal cabinet; or A = 10mm minimum when bottom of wood or metal
cabinet is protected by not less than 6mm thick flame-retardant millboard covered with not less
than No. 28 MSG sheet steel, 0.4mm-thick stainless steel, 0.6mm-thick aluminum, or 0.5mm-thick
copper.
**From underside of cooktop glass. Required for cleaning access.
***Refer to venting preparation for more information.
PROFILE: CROSS SECTION
Unprotected overhead cabinet centered
z
above cooktop*†
Protected overhead cabinet centered
z
above cooktop*†
nearest adjacent combustible surface
overhead cabinetry
(centred above cooktop)
Minimum clearance from rear of cooktop
z
for ducting***
the cooktop
MM
650
500
415
40
330
830
50
39
140
5
equivalent to 40cm2
9
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