Heatilator Gas Fireplace GDCL4136I Owner's Manual page 34

3. Rear Vent - Horizontal Termination - (continued)
Two Elbows
Figure 7.15
Three Elbows
INSTALLED
HORIZONTALLY
H
3
Figure 7.16
34 Heatilator • GDST4336I, GDFL4136I, GDCR4136I, GDCL4136I • 2129-900 Rev. F • 11/08
H Maximum
1
1 ft. 305 mm
2 ft. 610 mm
3 ft. 914 mm
3 ft. 914 mm
3 ft. 914 mm
3 ft. 914 mm
V + H + H
1 1
H
2
H Maximum
1
1 ft. 305 mm
2 ft. 610 mm
3 ft. 914 mm
3 ft. 914 mm
3 ft. 914 mm
3 ft. 914 mm
V + H + H
1 1
H
2
V Minimum H
1
Back to Back
1 ft.
90º Elbows
6 in. 152 mm 2 ft.
1 ft. 305 mm 2 ft.
2 ft. 610 mm 4 ft
3 ft. 914 mm 9 ft.
4 ft 1.2 m 18 ft.
= 40 ft (12.2 m) Maximum
2
*H + H = 20 ft (6.1 m) Maximum
1 2
V
1
H
1
V Minimum
1
Back to Back
1 ft.
90º Elbows
6 in. 152 mm 1.5 ft.
1 ft. 305 mm 2 ft.
2 ft. 610 mm 4 ft.
3 ft. 914 mm 9 ft.
4 ft. 1.2 m 12 ft.
+ H = 40 ft (12.2 m) Maximum
2 3
H + H + H = 15 ft (4.6 m) Maximum
1 2 3
V
1
H
1
Maximum H + H Maximum
2 1 2
305 mm 2 ft. 610 mm
610 mm 4 ft
610 mm 5 ft.
1.2 m 7 ft.
2.7 m 12 ft.
5.5 m 20 ft.*
H = 3 ft (914 mm) Maximum
1
H + H H + H + H Maximum
2 3 1 2 3
305 mm 2 ft. 610 mm
457 mm 3.5 ft. 1.1 m
610 mm 5 ft. 1.5 m
1.2 m 7 ft. 2.1 m
2.7 m 12 ft. 3.7 m
3.7 m 15 ft. 4.6 m
H = 3 ft (94 mm) Maximum
1
1.2 m
1.5 m
2.1 m
3.7 m
6.1 m*