F. 2-10-3 Rule
These are safety requirements and are not meant to assure proper flue draft.
2 ft. (61cm)
10 ft. (305cm) To Nearest Roofline
3 ft. (91cm)
Minimum
Less than 10 ft. (305cm)
2 ft. (61cm) | 3 ft. (91cm) |
| Minimum |
Pitched Roof
Figure 27.1
10 ft. (305cm) or more | Less than 10 ft. (305cm) |
Wall or Parapet
2 ft. (61cm) Minimum
3 ft. (91cm) Minimum | 3 ft. (91cm) Minimum |
|
Flat Roof
Figure 27.2
Heatilator • | 27 |
