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Heatilator • Birmingham 42-B Installation Manual • 4059-715 • Rev P • 09/28/15
Safety Alert Key:
•
DANGER!
Indicates a hazardous situation which, if not avoided will result in death or serious injury.
•
WARNING!
Indicates a hazardous situation which, if not avoided could result in death or serious injury.
•
CAUTION!
Indicates a hazardous situation which, if not avoided, could result in minor or moderate injury.
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NOTICE:
Indicates practices which may cause damage to the fireplace or to property.
Table of Contents
1 Product Specific & Important Safety Information
A. Fireplace Certification
4
B. Non-Combustible Materials
4
C. Combustible Materials
4
2 Getting Started
A. Typical Fireplace System
5
B. Design and Installation Considerations
6
1. Selecting Fireplace Locations
6
2. Locating Fireplace & Chimney
7
C. Tools and Supplies Needed
8
D. Inspect Fireplace and Components
8
E. Fireplace System Requirements
8
3 Framing and Clearances
A. Fireplace Dimensions
9
B. Clearances
10
Minimum Clearances to Combustibles
10
C. Construct the Chase
11
D. Frame the Fireplace
12
E. Secure and Level the Fireplace
13
F. Protective Metal Hearth Strips
13
G. Outside Air Kit
14
4 Chimney and Termination Requirements
A. Chimney Requirements
15
B. Offsets/Returns
16
C. Termination Requirements
17
5 Chimney Installation
A. Typical Chimney System
18
B. Assemble Chimney Sections
19
C. Intall Chimney Air Kit
19
D. Secure Offset/Return
20
E. Install Ceiling Firestops
20
F. Install Attic Insulation Shield
21
G. Roof Penetration
22
H. Install Chase/Chase Top
22
I. Termination Cap Requirements
23
J. Install Termination Cap
23
6 Shrouds
A. Radiation Shield
25
B. Field Constructed Shrouds
25
1. Open Top Shroud
25
2. Mailbox Style Shroud
26
3. Roofed Style Shroud
26
7 Finishing
A. Finishing Material
27
B. Hearth Extension, Building and Finishing
29
1. Fireplace Installed Flush on the Floor and
Hearth Extension Raised to Bottom of Firebox
Opening
30
2. Raised Hearth Extension and Raised Fireplace
31
3. Fireplace Opening and Hearth Extension Flush
with the Floor
32
C. Non-Combustible Sealant Material
32
D. Sidewalls/Surrounds
33
E. Mantel and Wall Projections
33
8 Fireplace Setup
A. Install Hearth Molded Brick Panel
34
B. Install Back Molded Brick Panel
34
C. Install Side Molded Brick Panel
34
D. Install Screens
35
E. Install Mortar (Optional)
35
F. Grate
35
I. Gas Log/Lighter Provision
36
J. Wood Burning Inserts
36
9 Reference Materials
A. Chimney Components
37
B. Optional Components
41
Note:
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