Getting Started; Typical Fireplace System - Heatilator BIR42-B Owner's Manual

5

Getting Started

A. Typical Fireplace System
Additional lateral
support for chimney
above roof (or enclosed
in chase) if needed
(Section 8.A.)
Non-combustible
roof flashing maintains
minimum clearance
around chimney
Support straps
on rafter supports
chimney (not shown)
Ceiling firestop
on floor of attic
(Section 8.D.)
Chimney system
(Section 8)
Transition
Combustible
framing/header
on top of
V-shaped
standoffs
(spacers)
(Section 6.D.)
Outside Air
(both sides)
Figure 5.1

Typical Fireplace System

14
Installer Guide
Protective metal
hearth strip(s) (Section 7.C.)
Heatilator • Birmingham BIR42-B • 4059-681 • 11/11
Termination cap
(Sections 8.I., 9.D.)
Storm Collar
(Section 9.D.)
Chimney penetrates roof
preferably without affecting
roof rafters (Section 8.H.)
Offset/Return (with hanger straps)
(Section 8.B.)
Attic insulation shield (not shown) must
be used here to keep insulation away
from chimney if attic is insulated
(Section 8.E.)
Framing headed off
in ceiling joists (Section 8.D.)
Enclosed space above
and around fireplace (Section 6.B.)
Mantel and surround (Section 12.E.)
Decorative facing
and trim (Sections 12.E., 12.F.)
Hearth extension
(Sections 12.C., 12.D.)
Factory-built fireplace