Installation guide

Installation
Instructions
HOOD
EXHAUST
NOTE:
Read
these
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
6.
OUTSIDE
TOP
EXHAUST
(EXAMPLE
ONLY)
The
following
chart
describes
an
example
of
one
possible
ductwork
installation.
EQUIVALENT
NUMBER
EQUIVALENT
SQ
DUCT
PIECES
LENGTH
x
USED
=
LENGTH
we
Roof
Cap
24
Ft.
x
(1}
=
24
Ft.
12
Ft.
Straight
Duct
12
Ft.
x
(1) =
12
Ft.
(6”
Round)
Rectangular-to-Round
5
Ft.
X
(1) =
5
Ft.
Transition
Adaptor*
Equivalent
lengths
of
duct
pieces
are
based
on
actual
tests
and
reflect
requirements
for
good
venting
performance
with
any
vent
hood.
Total
Length
=
41
Ft.
*IMPORTANT:
If
a
rectangular-to-round
transition
adaptor
is
used,
the
bottom
corners
of
the
damper
will
have
to
be
cut
to
fit,
using
the
tin
snips,
in
order
to
allow
free
movement
of
the
damper.
OUTSIDE
BACK
EXHAUST
(EXAMPLE
ONLY)
The
following
chart
describes
an
example
of
one
possible
ductwork
installation.
EQUIVALENT
NUMBER
EQUIVALENT
DUCT
PIECES
LENGTH*
X
USED
=
LENGTH
|
T_)
Wall
Cap
AO
Ft.
x
(1}
=
AO
Ft.
3
Ft.
Straight
Duct
3
Ft.
x
(1}
=
3
Ft.
L
(314”
x
10”
Rectangular}
OD
90°
Elbow
10
Ft.
X
(2)
=
20
Ft.
Equivalent
lengths
of
duct
pieces
are
based
on
actual
tests
and
reflect
requirements
for
good
venting
performance
with
any
vent
hood.
Total
Length
=
63
Ft.
NOTE:
For
back
exhaust,
care
should
be
taken
to
align
exhaust
with
space
between
studs,
or
wall
should
be
prepared
at
the
time
it
is
constructed
by
leaving
enough
space
between
the
wall
studs
to
accommodate
exhaust.
4