Installation
Instructions
HOOD EXHAUST
NOTE:Reed these next two pages only if you plan to vent your exhaust to the outside.
If you plan to recirculete 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
DUCT PIECES
LENGTH
x
USED
=
LENGTH
Roof Cap
12 Ft. Straight Duct
(6" Round)
Rectangular-to-Round
Transition Adaptor*
2/4 Ft.
x
(1)
12 Ft.
x
(1)
5 Ft.
x
(1)
Equivalent lengths of duct pieces are based on actual tests and
reflect requirements for good venting performance with any vent hood.
Total Length
24 Ft.
12 Ft.
5 Ft.
41 Ft.
*IMPORTANT: If a rectangular-to-round
transition adaptoris 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
Wall Cap
3 Ft. Straight Duct
3¼" x 10" Rectangular)
90° Elbow
EQUIVALENT
NUMBER
EQUIVALENT
LENGTH*
x
USED
=
LENGTH
40 Ft.
x
(1)
3 Ft.
x
(i)
10 Ft.
x
(2)
Equivalent lengths of duct pieces are based on actual tests and
reflect requirements for good venting performance with any vent hood.
Total Length
40 Ft.
3 Ft.
20 Ft.
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