Heatilator CD4236IR-D Owner's Manual page 31

Top Vent - Vertical Termination (continued)
ALWAYS USED WITH THE
HOLES TO THE RIGHT
5 4 3 2 1
Note: If the DVP-2SL or DVP-SLP24 adapter is used with
SLP pipe, you MUST subtract one number from the table
in Figure 7.9.
Example: Top vent 40 ft vertical with DVP pipe = 4-4
Top vent 40 ft vertical with SLP pipe = 3-3
Figure 7.10. Setting the Flue Restrictor
Two Elbows
Figure 7.11
Heatilator • CD4236IR-D, CD4236ILR-D, CD4842IR-D, CD4842ILR-D • 2359-900 Rev. D • 5/15
1 2 3 4 5
ALWAYS USED WITH THE
HOLES TO THE LEFT
V
2
H
1
5 4 3 2 1
FLUE RESTRICTOR SET TO 4-4
V
1
Elbow only
6 in. 152 mm
2 ft. 610 mm
3 ft. 914 mm
4 ft. 1.2 m
V + V + H
1 2 1
*No specifi c restrictions on this value EXCEPT
V + V + H cannot exceed 60 ft (15.2 m)
1 2 1
V
1
4 5
H Maximum V V + V
1 2 1
2 ft. 610 mm * *
6 ft. 1.8 m * *
11 ft. 3.4 m * *
16 ft. 4.9 m * *
20 ft. 6.1 m * *
= 60 ft. (18.3 m) Maximum
Min.
2
*
*
*
*
*
31