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2
Getting Started
A.Typical Fireplace System
Additional lateral
support for chimney
above roof (or enclosed
in chase) if needed
Termination cap
Storm Collar
Non-combustible
roof flashing maintains
minimum clearance
around chimney
Chimney penetrates roof
preferably without affecting
roof rafters
Offset & Return (with hanger straps)
Support straps
on rafter support
chimney (not shown)
Attic insulation shield must be used
here to keep insulation away from
chimney if attic is insulated
Ceiling firestop
on floor of attic
Chimney system
Framing headed off
in ceiling joists
Combustible
framing/header on top of
V-shaped standoffs
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Mantel and surround
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Chimney Air Kit
Required in
Canada. Outlet
must be no
less than 4 ft.
(1.22 m) off
ground level.
Enclosed space above
and around fireplace
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Decorative facing
and trim
Hearth extension
Outside
combustion air
Factory-built fireplace
Protective metal
hearth strip(s)
Figure 2.1 Typical Fireplace System
Heatilator • EL36/EL42 • 4044-188 Installation Manual • Rev G • 01/28/15
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