35
Heatilator • ECO-ADV-WS22 • 7057-128D • September 15, 2011
Figure 35.1 Masonry Chimney
Floor
Protector
Thimble,
12 in. (305mm)
Of Brick
Ceiling Joist
Combustible Wall
Airtight
Cleanout Door
Fireclay Flue Liner
With Air Space
Sheathing
Eave
1 in. (25mm) Clearance
With Firestop
Rafter
Flashing
Concrete Cap
Outside Air
Termination Cap
Outside Air Rear Vent
Spark Arrestor Cap
G. Masonry Chimney
:
WARNING! Risk of Fire!
Inspection of Chimney:
• Chimney must be in good condition and meets the
minimum standard of NFPA 211.
WARNING! Risk of Asphyxiation!
• DO NOT CONNECT THIS APPLIANCE TO A
CHIMNEY FLUE SERVICING ANOTHER APPLIANCE
OR TO ANY AIR DISTRIBUTION DUCT OR SYSTEM.
This may allow fl ue gases to enter the house.