Lopi Northfield GS Owner's Manual page 20

20
Rear Vent Configurations with Vertical Termination
• Use 6-5/8" Diameter Vent
• Horizontal sections require a ¼" (6mm) rise every 12" (305mm) of travel.
• A maximum of three (3) elbows may be used (e.g.: one 90° and two 45° or three 90°).
• The termination must fall within the shaded area shown in the chart. Use the indicated restrictor
positions. NOTE: Restrictor positions are based upon lab tests. The ideal restrictor position may
vary slightly, especially when the termination is near a demarcation line.
• Diffuser set to open (stock) position).
• Install the intake damper plate.
• Install the exhaust restrictor extender plate.
© Travis Industries
Installation
31' max (9.3m)
30 feet (9m)
25 feet (7.5m)
Exhaust Restrictor Position #5
Intake Restrictor Position #6
20 feet (6m)
15 feet (4.5m)
Exhaust Restrictor Position #3
Intake Restrictor Position #4
10 feet (3m)
5 feet (1.5m)
(for qualified installers only)
31' max (9.3m)
30 feet (9m)
25 feet (7.5m)
20 feet (6m)
15 feet (4.5m)
10 feet (3m)
5 feet (1.5m)
0 feet
0 feet
4091120 100-01239_000