5
Chimney Assembly
November 11, 2008
Chimney must extend
beyond combustible
roof structure
Maintain minimum
height of chimney
above roof
Install roof flashing
according to minimum
requirements
Offsets/returns
may not exceed
30° from vertical
Figure 19.1 Typical Chimney System - Guidelines for Chimney System Installation
NOTE:
•
Chimney performance may vary.
•
Trees, buildings, roof lines and wind conditions affect
performance.
•
Chimney height may need adjustment if smoking or
overdraft occurs.
Heatilator • Constitution EPA Fireplace • 480-1091C
Termination Cap
Additional
support for
tall chimneys
Storm Collar
Maintain minimum
clearances to
combustibles as
specified
Support straps for offsets/
returns must be secured
to adequate framing
Ceiling firestops
are required where
chimney passes
through ceiling or
floor
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