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20
7058-205A
6/16/2014
HEATILATOR ECO-CHOICE
F. Masonry
G. Alternate Masonry
Figure 20.1
Figure 20.2
Non-combustible
Hearth Pad
Airtight Clean-out Door
Sheathing
2 in. (51mm) Minimum
Flashing
1 in. (25mm) Clearance
1 in. (25mm)
Clearance with Firestop
6 in.
(152mm)
Minimum
Fireclay Flue Liner
with Airspace
Concrete Cap
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
Non-combustible Hearth Pad
Airtight
Clean-Out Door
Clean-Out cover
Sheathing
3 in. (76mm) Minimum
1 in. (25mm) Clearance
Flashing
Fireclay flue
Liner with Airspace
Concrete Cap
1 in. (25mm) Clearance
with Firestop
6 in. (152mm)
Minimum