Mantel And Wall Projections - Heatilator HEIR36H-IFT Installation Manual

C. Mantel and Wall Projections
WARNING! Risk of Fire! Comply with all minimum clear-
ances as specified. Framing closer than the minimums list-
ed must be constructed entirely of non-combustible materi-
als (i.e., steel studs, concrete board, etc.).
When installing a mantel, provisions must be made
in order to secure the mantel to the adjacent framing
materials. For example, lintel brackets or lag bolts may
be considered for this purpose.
Combustible Mantel Legs or Wall Projections
7 IN.
FACTORY-SUPPLIED MIN.
NON-COMBUSTIBLE
BOARD
FIREPLACE
OPENING
COMBUSTIBLE OR
NON-COMBUSTIBLE WALL
Figure 10.6 Combustible Mantel Leg and Wall Projections
Non-Combustible Mantel Legs or Wall Projections
FACTORY-SUPPLIED
SEE SECTION 10.D
NON-COMBUSTIBLE
FOR REQUIRED
BOARD
CLEARANCES
14 IN. MIN.
FIREPLACE
OPENING
Figure 10.7 Non-Combustible Mantel Leg and Wall Projections
48 Heatilator • HEIR36-IFT, HEIR42-IFT, HEIR50-IFT Installation Manual • 2458-980 Rev. B • 8/17
1/2 IN. BUILDING MATERIAL
COMBUSTIBLE
COLUMN
4 IN. MAX.
14 IN. MIN.
1/2 IN. BUILDING MATERIAL
NON-COMBUSTIBLE
COLUMN
6 IN. MAX.
COMBUSTIBLE OR
NON-COMBUSTIBLE
WALL
Non-Combustible Zone
1/2 IN. BUILDING MATERIAL
(MAY BE COMBUSTIBLE)
NO COMBUSTIBLES
IN HATCHED AREA
2 X 4 ONLY IN
GRAY AREA
NOTE:
2 X 4 HEADER
CONFIGURATION
1 IN.
FACTORY-SUPPLIED
1/2 IN.
NON-COMBUSTIBLE
BOARD
Figure 10.8 Non-Combustible Zone
Combustible Mantel Projections - HEIR36
NON-COMBUSTIBLE
MATERIAL
Note: All measurements in inches.
Note: Measurement is taken from
bottom of appliance.
Measurement from
fireplace opening to
bottom of appliance:
= 35-3/16 IN. (HEIR36)
HEIR36
Figure 10.9 Combustible Mantel Allowance - HEIR36
2 X 4 OR GREATER
FRAMING MATERIAL
PIPE IS FOR VISUAL
REFERENCE ONLY
39 IN.
= COMBUSTIBLES
NOT ALLOWED
1/2 IN.
MAX.
12
9
6
58
3
1
55
52
FIREPLACE
OPENING 49
46
MIN.
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