Venting Requirements
Height & Clearance
•
Vent
system
must
evacuate
to
the
exterior
–
Outside
(through
the
roof
or
side
wall).
•
DO
NOT
terminate
the
vent
system
in
an
attic
or
other
enclosed
area.
•
Use
rigid
metal/aluminum
vent
only.
•
NEVER
use
plastic
vent
or
plastic
vent
cover.
•
Always
keep
the
duct
clean
to
ensure
proper
airflow.
•
Calculate
the
following
figures
before
installation:
1.
Distance
from
the
floor
to
the
ceiling.
2.
Distance
between
the
floor
and
the
countertop/cooking
element.
3.
Distance
between
the
range
hood
and
the
countertop/cooking
element
which
is
recommended
at
28”
to
30’’.
4.
Height
of
hood
and
duct
cover
with
the
cabinet
.
For
the
most
efficient
&
quiet
operation:
•
It
is
recommended
that
the
range
hood
be
vented
vertically
through
the
roof
through
6”
(15.3
cm)
round
metal/aluminum
vent
or
vented
horizontally
through
the
wall
through
a
rectangular
vent
measuring
3
¼’’
x
10’’.
•
The
size
of
the
vent
should
be
uniform.
•
If
venting
vertically,
do
not
use
more
than
three
90°
elbows.
Do
not
install
two
elbows
together.
•
Make
sure
there
is
a
minimum
of
24”
(61
cm)
of
straight
vent
between
the
elbows
if
more
than
one
elbow
is
used.
•
The
length
of
vent
system
and
number
of
elbows
should
be
kept
to
a
minimum
to
provide
efficient
performance.
•
The
vent
system
must
have
a
damper.
If
roof
or
wall
cap
has
a
damper,
DO
NOT
use
damper
(which
is
supplied)
on
top
of
the
range
hood
.
•
Use
duct
tape
to
seal
all
joints
in
the
vent
system.
•
Use
caulking
to
seal
the
exterior
wall
or
roof
opening
around
the
cap.
Ceiling
heigh
t
Cabinet
height
Cabinet
Range
hood
height
Range
hood
Min:
28”
Max: 30”
Countertop/
Cooking
element
36”
standard
counter
height
24
