Chimney Assembly - Heatilator A36C Owner's Manual

8

Chimney Assembly

NOTICE: Chimney performance may vary.
• Trees, buildings, roof lines and wind conditions affect
performance.
• Chimney height may need adjustment if smoking or
overdraft occurs.
24
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
Lock chimney
sections together
firmly to resist
movement
Figure 8.1 Typical Chimney System - Guidelines for Chimney System Installation
Heatilator • A36C & A42C • 28396 • Rev AQ • 10/12
Termination Cap
Additional
support for
tall chimneys
Storm Collar
Maintain minimum
clearances to
combustibles as
specified
Support straps for returns
must be secured to
adequate framing
Offsets and returns must
be secured with the screws
provided (outer pipe only)
Ceiling firestops
are required where
chimney passes
through ceiling or
floor