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Optima 45 - 3 14
VENTING CHART
The appliance will not function without being connected to a proper venting system.
This appliance may only use direct vent system supplied by Archgard, or Simpson Dura-
Vent direct vent systems with Archgard SDK-3 adapter.
Please strictly follow the venting instructions for optimum performance
from the appliance and to avoid sooting and/or service calls.
V
E
R
T
I
C
A
L
H
E
I
G
H
T
7.93 M
7.32 M
6.71 M
6.10 M
5.49 M
4.88 M
4.27 M
3.66 M
3.05 M
2.44 M
1.83 M
1.22 M
610 mm
Note: No Installations are
permitted outside of this
range.
610
mm
1.22 1.83 2.44 3.05
3.66
Meters
• A minimum of 3’ (914 mm) of vertical vent to center of elbow is required for a maximum horizontal
run of 3’ (914 mm).
• Chart is for one 90° bend, with ¼” (7 mm) vertical raise minimum per foot of horizontal length.
• For each additional 90° or two 45°, add one foot of vertical height.
• Maximum three 90º bends, or equivalent.
• Minimum 2 ft (610 mm) straight length between bends.
Note: See instructions on page
13 for restrictor placement.
Feet
VENTING ABOVE ROOF OF THE HOUSE USING A VERTICAL TERMINATION
Use Simpson Dura-Vent listed direct vent system caps for all vertical vent termination
applications (through the roof).
No restrictors are to be used
in vertical vent installations.
Sidewall installation only
Sidewall
installation only