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Heat & Glo • VRT-AUB • 2123-980 Rev. H • 5/12
Figure 7.10
V
2
V
1
H
2
H
1
Natural Gas • Three 90° Elbows System
V Minimum H Maximum H1 + H2 Max.
1-1/2 ft. 457 mm 1-3/4 ft. 530 mm 3-1/2 ft. 1.07 m
3 ft. 914 mm 3-1/2 ft. 1.07 m 7-1/2 ft. 2.28 m
4-1/2 ft. 1.37 m 5-1/2 ft. 1.68 m 11-1/2 ft. 3.5 m
6 ft. 1.83 m 7 ft. 2.13 m 15 ft. 4.57 m
V + H1 + H2 = Max. 36 ft. (10.97 m) H1 Max. = 7 ft. (2.13 m) H1 + H2 = Max. 15 ft. (4.57 m)
Propane • Three 90° Elbows System
V Minimum H Maximum H1 + H2 Max.
1-1/2 ft. 457 mm 1 ft. 305 mm 2-1/4 in. 690 mm
3 ft. 914 mm 2 ft. 610 mm 4-1/2 ft. 1.37 m
4-1/2 ft. 1.37 m 3-1/2 ft. 1.07 m 7 ft. 2.13 m
6 ft. 1.83 m 6 ft. 1.83 m 9 ft. 2.74 m
V + H1 + H2 = Max. 36 ft. (10.97 m) H1= Max. 6 ft. (1.83 m) H1+H2 = Max. 9 ft. (2.74 m)
Butane • Three 90° Elbows System
V Minimum H Maximum H1 + H2 Max.
1-1/2 ft. 457 mm 6 in. 150 mm 1 ft. 305 mm
3 ft. 914 mm 8 in. 230 mm 2 ft. 610 mm
4-1/2 ft. 1.37 m 1-1/4 in. 380 mm 2-1/2 ft. 760 mm
6 ft. 1.83 m 1-1/2 in. 457 mm 3-1/2 ft. 1.07 m
V + H1 + H2 = Max. 33 ft. (10.06 m) H1= Max. 1-1/2 ft. (457 mm) H1 + H2 = Max. 3-1/2 ft. (1.07 m)