Determine which venting method is best for your application.
Vent system can terminate either through the wall or floor.
Island Location
Front-Mounted Blower
Motor (Standard)
A. Down vent
NOTE: For island locations, a front- or rear-mounted blower
motor can also be mounted for right or left venting if needed
for your application. Most island applications would still require
the venting to be directed down through the floor.
Built-In Cabinet Location
A
B
A. Down vent
B. Left vent
C. Right vent
INSTALLATION INSTRUCTIONS
Venting Methods
Rear-Mounted Blower Motor
A
Island Location — Vent System Installed Under
a Concrete Slab Using PVC Sewer Pipe
Front-Mounted Blower Motor (Standard)
A
M
L
A
Rear-Mounted Blower Motor
A
M
L
A. Wall cap
B. 6" (15.2 cm) round metal vent
C. 16" (40.6 cm) maximum
D. 6" (15.2 cm) round PVC sewer pipe
E. 6" (15.2 cm) round metal vent transition with damper (supplied)
F. 6" (15.2 cm) round PVC coupling
G. Concrete slab
H. 6" (15.2 cm) round PVC sewer pipe
I. 6" (15.2 cm) round 90° PVC sewer pipe elbow
J. Tightly pack gravel or sand completely around pipe.
K. 6" (15.2 cm) round 90° PVC sewer pipe elbow
L. 6" (15.2 cm) round PVC coupling
M. 12" (30.5 cm) minimum
Calculating Vent System Length
C
3¼" x 10" (8.3 cm x 25.4 cm) rectangular vent is required from
the blower motor box. It can be transitioned to 6" (15.2 cm)
round vent if needed.
Maximum Length of Vent System
Vent
6" (15.2 cm) round
3
/
" x 10" (8.3 cm x 25.4 cm)
1
4
B
D
C
K
J
B
D
C
K
J
Length
35 ft (8.9 m)
35 ft (8.9 m)
E
F
G
H
I
E
F
G
H
I
9