11
Installation Instructions
1 INSTALL DOWNDRAFT VENT
Place the downdraft vent into the countertop
cutout, against the back side.
2 INSTALL DUCTWORK
with 3-1/4" x 10" ductwork. It can be transitioned
to 6" round.
in a crawl space, attic or other enclosed space.
a concrete slab.
NOTE:
for installation in specifying approved type and
schedule of PVC duct used.
On some models, the attachment screws may
be placed on the control box in position A or B.
and B, and secure to the cabinet back wall.
be used.
not exceed 150 ft. or its equivalent length when
bends or various fittings are used. Refer to the
table of equivalent lengths to calculate your
installation.
downdraft unit slots INTO the next piece of the
duct. Secure the joints with self-tapping screws
and apply duct tape around the joints to ensure
an airtight seal.
Duct Tape
Over Seam and Screw
Screw
Air
Flow
682Dia53
A
B
Bracket location for right-side or straight-
down blower discharge
On some models, the attachment screws may
be placed on the control box in position A or B.
control box instead
of location A for left
discharge orientation
of the blower.
a tile countertop
surface, it may be
necessary to apply
a locally approved caulking to cover any gaps.
Bracket location for left-side blower
discharge
C
B
Support
Bracket
A
C
Support
Bracket
Support
Bracket
Support
Bracket
Top View of
Support Bracket
Top View of
Support Bracket
