Getting Started - Heatilator Birmingham BIR36-B Installation Manual

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Getting Started

A. Typical Fireplace System
Additional lateral
support for chimney
above roof (or enclosed
in chase) if needed
Non-combustible
roof flashing maintains
minimum clearance
around chimney
Support straps
on rafter supports
chimney (not shown)
Ceiling firestop
on floor of attic
Chimney system
Combustible
framing/header
on top of
V-shaped
standoffs
(spacers)
Outside Air
(both sides)
Figure 2.1 Typical Fireplace System
Protective metal
hearth strip(s)
Heatilator • Birmingham 36-B Installation Manual • 4059-709 • Rev AB • 06/23
Termination cap
Storm Collar
Chimney penetrates roof
preferably without affecting
roof rafters
Offset/Return (with hanger straps)
Attic insulation shield must
be used here to keep insulation away
from chimney if attic is insulated
Framing headed off
in ceiling joists
Enclosed space above
and around fireplace
Mantel and surround
Decorative facing
and trim
Hearth extension
Factory-built fireplace