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Heat & Glo • 8000TR-OAK, 8000TR-OAK-IPI, 8000TRLP-OAKIPI • 2057-900 Rev. P • 11/08 25
H
1
V
1
Figure 7.3
Figure 7.4
One Elbow
Two Elbows
Note: For corner installations: A 6 in.
(152 mm) section of straight pipe may
need to be attached to the appliance
before a 90º elbow, to allow the vent
pipe to clear the top standoffs.
INSTALLED
HORIZONTALLY
H
1
H
2
V
1
V
1
Minimum H
1
Maximum
Elbow only 3 ft 924 mm
6 in. 152 mm 5-1/2 ft. 1.7 m
1 ft. 305 mm 8 ft. 2.4 m
2 ft. 610 mm 13 ft. 4.0 m
3 ft. 914 mm 18 ft. 5.5 m
V
1
+ H
1
= 40 ft. (12.2 m) Maximum
H
1
= 20 ft. (6.1 m) Maximum
V
1
Minimum H
1
+ H
2
Maximum
Two 90º Elbows
back to back
Not approved
6 in. 152 mm 2-1/2 ft. 762 mm
1 ft. 305 mm 5 ft. 1.5 m
2 ft. 610 mm 10 ft. 3.1 m
3 ft. 914 mm 15 ft. 4.6 m
V
1
+ H
1
+ H
2
= 50 ft. (15.2 m) Maximum
H
1
+ H
2
= 17 ft. (5.2 m) Maximum
Top Vent - Horizontal Termination
Note: For corner installations: A 6 in.
(152 mm) section of straight pipe may
need to be attached to the appliance
before a 90º elbow, to allow the vent
pipe to clear the top standoffs.
E. Vent Diagrams