16
7080-131D
October 28, 2014
MT VERNON E2
E. Masonry
F. Alternate Masonry
Concrete Cap
Non-combustible Hearth Pad
6 in
[152mm]
Min
Airtight clean-out door
Sheathing
1 in [25mm] clearnance
2 in [51mm] min to
combustible material
Flashing
Fireclay Flue Liner
with airspace
1 in [25mm] clearance
with firestop
Figure 16.1
Figure 16.2
Concrete Cap
Non-combustible Hearth Pad
6 in
[152mm]
Min
Airtight clean-out door
Sheathing
1 in [25mm] clearnance
Flashing
Fireclay Flue Liner
with airspace
1 in [25mm] clearance
with firestop
3 in [76mm] min to
combustible material
Clean-out cover
Fire Risk.
Inspection of Chimney:
•
Masonry chimney must be in good condition.
•
Meets minimum standard of NFPA 211
• Factory-built chimney must be a minimum 6 inch (152mm)
UL103 HT.
WARNING