GENERAL INFORMATION
2
HOOD EXHAUST
Note: Read the next two pages only if you plan to vent your
exhaust to the outside. If you plan to recirculate the air back
into the room, proceed to page 5.
All ductwork must be metal. DO NOT use plastic duct. Check
that all connections are made securely.
OUTSIDE TOP EXHAUST
(EXAMPLE ONLY)
The following chart describes an example of one possible
ductwork installation.
DUCT PIECES
Roof Cap
12 ft (3.7 m)
Straight Duct
(6"/15.24 cm
Round)
Rectangular-to-
Round
Transition
Adapter*
Equivalent lengths of duct pieces are based on actual tests
and reflect requirement for good venting performance with
any vent hood.
*IMPORTANT: If a rectangular-to-round transition adapter
is used, cut the corners of the damper with tin snips to allow
free movement of the damper.
4 / 24 EN
EQUIVALENT
EQUIVALENT
LENGTH X
LENGTH
NUMBER USED
24 ft (7.3 m)
24 ft
x 1
(7.3 m)
12 ft (3.7 m)
12 ft
x 1
(3.7 m)
5 ft (1.5 m)
5 ft
x 1
(1.5 m)
Total Length 41 ft (12.5 m)
OUTSIDE REAR EXHAUST
(EXAMPLE ONLY)
The following chart describes an example of one possible
ductwork installation.
DUCT PIECES
Wall Cap
3 ft (91.4 cm)
Straight Duct
(3
1
/
" x 6"/
4
8.25 x 15.24 cm
Round)
90˚ Elbow
Equivalent lengths of duct pieces are based on actual tests
and reflect requirement for good venting performance with
any vent hood.
Note: To ensure adequate space for the exhaust, align
exhaust between wall-studs or designate a space to
accommodate exhaust between studs at the time of wall
construction.
Over The Range Microwave Oven / Installation Manual
EQUIVALENT
EQUIVALENT
LENGTH X
LENGTH
NUMBER USED
40 ft (12.2 m)
40 ft
x 1
(12.2 m)
3 ft (91.4 cm)
3 ft
x 1
(91.4 cm)
10 ft (4 m)
20 ft
x 2
(6.1 m)
Total Length 63 ft (19.2
m)