Hearth & Home Technologies Pier-HVB-IPI User Manual
Heat & Glo • PIER-HVB-IPI, ST-HVB-IPI • 2006-901 Rev. C • 12/07
23
Figure 18. Venting with three 90° elbows
H
H
1
H
2
V
H
V
H
1
V
1
NATURAL GAS
VENTING WITH THREE 90° ELBOWS
V + V
1
(FT.)
H + H
1
+ H
2
(FT.)
1' MIN. (305mm)
3' MAX. (914mm)
2' MIN. (610mm)
6' MAX. (1.83m)
3' MIN. (914mm)
9' MAX. (2.7m)
4' MIN. (1.22m)
12' MAX. (3.6m)
5’ MIN. (1.5m)
15’ MAX. (4.5m)
6’ MIN. (1.83m)
18’ MAX. (5.5m)
V+ V
1
+ H + H
1
+ H
2
= 50’ MAX. (15.2m)
PROPANE
VENTING WITH THREE 90° ELBOWS
V + V
1
(FT.)
H + H
1
+ H
2
(FT.)
1' MIN. (305mm)
2' MAX. (610mm)
2' MIN. (610mm)
4' MAX. (1.22m)
3' MIN. (914mm)
6’ MAX. (1.83m)
4' MIN. (1.22m)
8' MAX. (2.4m)
5’ MIN. (1.5m)
10' MAX. (3.0m)
6’ MIN. (1.83m)
12' MAX. (3.6m)
V+ V
1
+ H + H
1
+ H
2
= 50’ MAX. (15.2m)
H + H
1
+ H
2
= 12’ MAX. (3.6m)
H + H
1
+ H
2
= 18’ MAX. (5.5m)
NATURAL GAS
VENTING WITH THREE 90° ELBOWS
V + V
1
(FT.)
H + H
1
(FT.)
1' MIN. (305mm)
3' MAX. (914mm)
2' MIN. (610mm)
6' MAX. (1.83m)
3' MIN. (914mm)
9' MAX. (2.7m)
4' MIN. (1.22m)
12' MAX. (3.6m)
5’ MIN. (1.5m)
15’ MAX. (4.5m)
6’ MIN. (1.83m)
18’ MAX. (5.5m)
V+ V
1
+ H + H
1
= 50’ MAX. (15.2m)
PROPANE
VENTING WITH THREE 90° ELBOWS
V + V
1
(FT.)
H + H
1
(FT.)
1' MIN. (305mm)
2' MAX. (610mm)
2' MIN. (610mm)
4' MAX. (1.22m)
3' MIN. (914mm)
6’ MAX. (1.83m)
4' MIN. (1.22m)
8' MAX. (2.4m)
5’ MIN. (1.5m)
10' MAX. (3.0m)
6’ MIN. (1.83m)
12' MAX. (3.6m)
V+ V
1
+ H + H
1
= 50’ MAX. (15.2m)
H + H
1
= 12’ MAX. (3.6m)
H + H
1
= 18’ MAX. (5.5m)