Vent Piece
3
/
" x 10" (8.3 cm x 25.4 cm)
1
4
90° elbow
3
/
" x 10" (8.3 cm x 25.4 cm)
1
4
flat elbow
3
/
" x 10" (8.3 cm x 25.4 cm)
1
4
wall cap
Vent Piece
45° elbow
90° elbow
6" (15.2 cm) wall cap
3
/
" x 10" (8.3 cm x 25.4 cm)
1
4
to 6" (15.2 cm) transition
6" (15.2 cm) to 3
/
" x 10"
1
4
(8.3 cm x 25.4 cm) transition
3
/
" x 10" (8.3 cm x 25.4 cm)
1
4
to 6" (15.2 cm) 90° elbow
transition
6" (15.2 cm) to 3
/
" x 10"
1
4
(8.3 cm x 25.4 cm) 90° elbow
transition
Example Vent System
C
B
A
D
A. Blower motor
B. Transition
3
/
" x 10" (8.3 cm x 25.4 cm)
1
4
Rectangular
5.0 ft
(1.5 m)
12.0 ft
(3.7 m)
0.0 ft
(0.0 m)
6" (15.2 cm) Round
2.5 ft
(0.8 m)
5.0 ft
(1.5 m)
0.0 ft
(0.0 m)
4.5 ft
(1.4 m)
1 ft
(0.3 m)
5.0 ft
(1.5 m)
5.0 ft
(1.5 m)
6 ft
(1.8 m)
2 ft (0.6 m)
C. 90° elbows
D. Back draft damper
The following example falls within the maximum vent length
of 35 ft (8.9 m).
Two 90° elbows
One wall cap
8 ft (2.4 m) straight
Transition
Length of 6" (15.2 cm) or 3
(8.3 cm x 25.4 cm) system
Install Vent System
WARNING
Excessive Weight Hazard
Use two or more people to move and install
downdraft vent.
Failure to do so can result in back or other injury.
1. Place cardboard or similar material on top of a flat surface
where you can easily assemble the downdraft vent system.
2. Remove parts packages, downdraft vent, and blower box
from the carton.
3. Remove all shipping materials, tape, and film from the
downdraft vent and blower box.
4. Measure distance "X" from the cabinet floor to the top of the
countertop. Subtract 28
determine dimension "Y" (X - 28
Downdraft vent
28¹⁄₂"
(73 cm)
5. Attach the support legs to the side of the vent box with
four 4 x 8 mm screws in each support leg. Adjust to dimension
"Y" from the bottom of the vent box to the bottom of the
support legs. Tighten screws.
A
A. Motor box
B. Support leg
C. 4 x 8 mm screws (4)
= 10.0 ft (3 m)
= 0.0 ft (0.0 m)
= 8.0 ft (2.4 m)
= 4.5 ft (1.4 m)
/
" x 10"
= 22.5 ft (6.8 m)
1
4
/
" (72.4 cm) from distance "X" to
1
2
1
/
" = Y).
2
Top of countertop
"X"
"Y"
Cabinet floor
C
Dim. "Y"
B
11