www.fmiproducts.com
118197-01D
12
VENTINg INSTALLATION INSTRUCTIONS
Continued
Venting with Two 90° Elbows
Vertical (V) horizontal (h
1
)
horizontal (h
1
) +
horizontal (h
2
)
5' min.
2' max.
6' max.
6' min.
4' max.
12' max.
7' min.
6' max.
18' max.
8' min.
8' max.
20' max.
20' max.
8' max.
20' max.
Figure 17 - Horizontal Termination Configuration for Venting Using Two 90° Elbows
45° Elbow
hORIZONTAL SYSTEM INSTALLATION
USING TWO 90° ELBOWS
The following configurations show the minimum
vertical rise requirements for a horizontal system
using two 90° elbows.
Venting with Two 90° Elbows
Vertical (V)
horizontal (h
1
) +
horizontal (h
2
)
5' min.
6' max.
6' min.
12' max.
7' min.
18' max.
8' min.
20' max.
20' max.
20' max.
Figure 18 - Horizontal Termination Configuration for Venting Using Two 90° Elbows
with Termination at 90° with Fireplace
45° Elbow
