Heatilator • Caliber Mesh CD Series-SIT Valve • 4040-849 Rev J • 06/0824
4 ft min.
(1.22 m)
25 ft max.
(7.62 m)
H1V1
H2
H3
Installed
Horizontally
Installed
Vertically
H2
Figure 7.5
Two Elbows
1. Top Vent - Horizontal Termination - (continued)
Figure 7.4
Two 45° Elbows replacing One 90° Elbow
V1 min. V1 max. H1+H2 max. H1+H2+H3 max.
ft mftmftmftm
0.5 0.15 - - 6 1.83 - -
1 0.30 - - 11 3.35 11 3.35
1.5 0.46 - - 18 5.49 18 5.49
2 0.61 - - 25 7.62 25 7.62
DVP 25 7.62 25 7.62 25 7.62
SLP 23 7.01 25 7.62 25 7.62