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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 11.
OUTSIDE TOP EXHAUST (EXAMPLE ONLY)
The following
chart describes
an example
of one possible
ductwork
installation.
DUCT PIECES
Roof Cap
12 Ft. Straight Duct (6"
Round)
EQUIVALENT
NUMBER
LENGTH
x
USED
24 Ft.
x
(1)
12 Ft.
x
(1)
[]
Rectangular-to-Round
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.
x
(1)
Total Length
EQUIVALENT
=
LENGTH
=
24 Ft.
=
12 Ft.
=
5 Ft.
=
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.
DUCT PIECES
EQUIVALENT
NUMBER
EQUIVALENT
LENGTH*
x
USED
=
LENGTH
Roof Cap
40 Ft.
x
(1)
=
40 Ft.
-
3 Ft. Straight
Duct
(3¼"x10"
3Ft.
x
(1)
=
3Ft.
Rectangular)
(_
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.
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