Lopi Berkshire MV Owner's Manual page 19

Installation (for qualified installers only)
Vertical Terminations with Three 90° Elbows
(Two 90° Vertical and One 45° or 90° Horizontal Elbow)
• The termination must fall within the shaded area shown in the chart. Use the indicated restrictor
position.
40' max (12m)
35 feet (10.5m)
30 feet (9m)
25 feet (7.5m)
20 feet (6m)
15 feet (4.5m)
10 feet (3m)
5 feet (1.5m)
0 feet
© Travis Industries
Restrictor
Position # 5
NOTE:
Restrictor positions are based upon lab
tests. The ideal restrictor position may
vary slightly, especially when the
termination is near a
demarkation line.
Restrictor
Position # 1
NOTE:
Horizontal sections require a 1/4" (0.250mm)
rise every 12" (305mm) of travel.
10/2/17 - 1454
19
40' max (12m)
35 feet (10.5m)
30 feet (9m)
25 feet (7.5m)
20 feet (6m)
15 feet (4.5m)
10 feet (3m)
5 feet (1.5m)
0 feet
Berkshire MV