31
Heatilator • GDST4336I, GDFL4136I, GDCR4136I, GDCL4136I • 2129-900 Rev. W • 12/15
V
1
H
1
Maximum
V
2
V
1
+ V
2
Minimum
One Elbow
3 ft
914 mm
*
*
*
2 ft
607 mm
10 ft
3.1 m
*
*
*
4 ft
1.2 m
20 ft
6.1 m
*
*
*
V
1
+ V
2
+ H
1
= 50 ft (15.2 m) Maximum
*No speci
fi
c restrictions on this value EXCEPT
V
1
+ V
2
+ H
1
cannot exceed 50 ft (15.2 m)
Figure 7.11
Two Elbows
H
1
V
2
V
1
Three Elbows
V
1
H
1
+ H
2
V
2
V
1
+ V
2
Minimum H
1
+ H
2
Maximum
ELBOW ONLY
1 ft.
305 mm
*
*
*
1 ft.
305 mm
6 in.
152 mm
2 ft.
610 mm
*
*
*
2 ft.
610 mm
1 ft.
305 mm
2 ft.
610 mm
*
*
*
2 ft.
610 mm
2 ft.
610 mm
4 ft
1.2 m
*
*
*
4 ft
1.2 m
3 ft.
914 mm
9 ft.
2.7 m
*
*
*
9 ft.
2.7 m
4 ft
1.2 m
18 ft.
5.5 m
*
*
*
18 ft.
5.5 m
H
1
+ H
2
= 18 ft (5.5 m) Maximum
*No speci
fi
c restrictions on this value EXCEPT
V
1
+ V
2
+ H
1
+ H
2
cannot exceed 50 ft (15.2 m)
INSTALLED
HORIZONTALLY
H
1
H
2
V
2
V
1
Figure 7.12
