Filter
Top Products
10
35
20
10
7
10
12
Restrictor
2/3 Closed
Restrictor
Fully Closed
Horizontal Run in Feet
/&/
30
9
Restrictor
1/3 Closed
Max.Two
Elbows -
90° or 45°
Restrictor
Open
Height in Feet
From Vent Collar
Minimum
Height
7
4/6 Vent
5/8 Vent
Both
35
20
10
7
10
12
Restrictor
2/3 Closed
Restrictor
Fully Closed
Horizontal Run in Feet
30
9
Restrictor
1/3 Closed
5
Max.Two 45°
Elbows
Restrictor
Open
Height in Feet
From Vent Collar
Figure 12. Vent Window for vertical termination using
5/8 or 4/6 pipe.
Figure 13. Vent Window for offset vertical
termination using 5/8 or 4/6 pipe.
Vertical Termination
The vent must terminate within the shaded area
designated on the graphs in Figs. 12 and 13.
• Maximum Elbows - Two 90° or Two 45° (Do not
count the first elbow off the vent collar.)
• Use the restrictor settings indicated in the graph
as general guide. The specific characteristics of
your installation may require different settings.
Horizontal Termination
The vent must terminate within the shaded area
designated in Figs. 15 and 16. (Do not count the first
elbow off the vent collar.)
• Max. Elbows - One 90° or one 45°.
• Use of 4/6 pipe requires a minimum 1 foot rise. Fig. 14.
52
(990 mm)
Figure 14. Minimim
centerline for
horizontal
termination of 4/6
pipe