Vent Termination Zones - Natural Gas
| 35 Ft. |
|
|
(10.67 m) |
|
| |
|
|
| Horizontal and Vertical |
| 30 Ft. |
| Terminations for COAXIAL VENT |
|
|
| |
| (9.14 m) |
|
|
|
|
| Up to four 45° or |
| 25 Ft. |
| two 90° elbows |
| (7.62 m) |
| permitted in |
RUN | A |
| addition to the |
| starter elbow. | ||
|
| ||
|
|
| |
VERTICAL | 20 Ft. |
| A |
(6.10 m) |
| ||
|
| ||
15 Ft. |
| B | |
|
| ||
| (4.57 m) |
|
|
| 12 Ft. |
| C |
| (3.65 m) |
| |
| B | Min. Vertical | D |
| 8 Ft. | ||
| Termination | ||
| (2.43 m) |
|
|
| 5 Ft. |
|
|
| (1.52 m) |
|
|
| Min. Rise |
|
|
| 2 Ft. |
|
|
| (.60 m) |
|
|
5 Ft. | 10 Ft. | 15 Ft. | 20 Ft. | 27 Ft. |
(1.52 m) | (3.05 m) | (4.57 m) | (6.09 m) | (8.22m) |
HORIZONTAL RUN
•ALL VENTING MUST TERMINATE (END) WITHIN ONE OF THE SHADED AREAS.
•SET STOVE EXHAUST RESTRICTOR TO THE POSITION THAT CORRESPONDS TO THE VENT TERMINATION AREA IN THE DIAGRAM ABOVE.
•ALWAYS MAINTAIN THE PROPER CLEARANCES TO COMBUSTIBLES.
The circled letter designations in the vent diagram correspond to the Exhaust Restrictor Setting on the stove. First, determine which vent termination zone is appropriate for your installation and fuel type, then adjust the restrictor to the corresponding position as shown in Figure 7, page 9.
Figure 9. Coaxial Vent Termination Window / NG
Vertical
Termination for
COLINEAR VENT
35 Ft.
(10.67 m)
RUN |
|
VERTICAL | 25 Ft. |
(7.62 m)
B
Minimum
Vertical
Termination
8Ft.
(2.43 m)
45° 
Elbow
Up
2 Ft.
(16 cm)
HORIZONTAL RUN
•VENTING MUST TERMI- NATE (END) WITHIN THE SHADED AREA.
•Adjust the Exhaust Restrictor to position B for any NG colinear termination.
Figure 10 . Colinear Termination / NG
10
