12
VENTING INSTALLATION INSTRUCTIONS
Installation Planning (Cont.)
VENTING INSTALLATION
INSTRUCTIONS
Continued
HORIZONTAL SYSTEM INSTALLATION USING TWO 90°
ELBOWS
The following configurations show the minimum vertical rise re- quirements for a horizontal system using two 90° elbows.
Venting with Two 90° Elbows
Vertical (V) | Horizontal (H1) | Horizontal (H1) + |
|
|
| Horizontal (H2) | 45° Elbow |
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
Venting with Two 90° Elbows
Vertical (V) | Horizontal (H1) + |
| Horizontal (H2) |
5' min. | 6' max. |
6' min. | 12' max. |
7' min. | 18' max. |
8' min. | 20' max. |
20' max. | 20' max. |
45° Elbow
Figure 18 - Horizontal Termination Configuration for Venting Using Two 90° Elbows with Termination at 90° with Fireplace
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