12 www.nectreusa.com
Installation
Chimney Termination & Height
• A chimney termination must have an approved cap (to prevent water from entering.)
•
horizontally.
• Termination must not be located where it will become plugged by snow or other potential
obstructions.
• Refer to Figure 7 for more details on requirements.
Chimney must
extend 3' (0.92m)
above the roof
Chimney must
extend 3' (0.92m)
above the roof
2' (0.61m)
Minimum
Less than 10' (3.1m)
More than 10' (3.1m)
10' (3.1m)
2' (0.61m)
Minimum
Height above any
roof surface within
10' (3.1m) horizontally
More than 10' (3.1m)
Less than 10' (3.1m)
2' (0.61m)
Minimum
Chimney must
extend 3' (0.92m)
above the roof
No height above
parapet shall be
required when
distance from walls
or parapet is more
than 10' (3.1m)
Slanted Roofs
Flat Roofs
Figure 7