DUCTWORK PLANNING
through the ceiling. Use locally supplied elbows
to vent horizontally through the rear wall.
possible. For satisfactory performance, duct run
should not exceed 100 equivalent length for any
duct configurations.
maximum permissible length for duct runs to
the outdoors.
6" round duct can transition to 3-1/4" x 10"
or 3-1/4" x 12".
ceiling joists or straight up through the roof.
exterior opening. Order the wall or roof cap
and any transition and length of duct needed
in advance.
When applicable, install any makeup (replacement)
air system in accordance with local building code
requirements. Visit GEAppliances.com for available
makeup air solutions.
WARNING:
OF FIRE, USE ONLY RIGID METAL DUCTWORK.
Advance Planning
" round duct. The
TO REDUCE THE RISK
CEILING FRAMING FOR ADEQUATE
SUPPORT
support must be provided. The ceiling structure
must be capable of supporting the weight of the
hood and any inadvertent user contact loads
(approximately 200 pounds). The hood support
frame will be supported by 2 x 4 minimum cross-
framing.
installed before the cooktop or countertop below
is installed.
Accessory Duct Cover
A duct cover accessory may be required for your
installation, depending on ceiling height.
4