Heatiator BIR42 Indoor Fireplace User Manual


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D. Frame the Fireplace
Figure6.4showstypicalframingusingcombustiblematerials(2x4lumbershown).
• ObserveallrequiredairspaceclearancestocombustiblematerialsasshowninFigure6.2.
18 1/2 in.
[470 mm]
19 3/4 in.
[500 mm]
4 in.
[102 mm]
50° angle
39° angle
24 in.
[610 mm]
BRICK
FRONT
FLUSH
FRONT
24 in.
[610 mm]
22 3/8 in.
[568 mm]
52-7/8 in.
(1343 mm)
42 in.
[1067 mm]
Note: Grid depicts 1 inch squares.
Figure 6.3 Mantel Leg, Surround or Wall Projection (acceptable on both sides of opening)
B
C
A
2 in. (51 mm)
min. air space
clearance
from chimney.
Header MUST NOT be notched!
D
D = extra space needed for outside air connection.
If outside air duct has no bend, this dimension may be
reduced as long as minimum clearances are met.
D
A B * C ** D
in.
53 7/8 28 3/8 74 1/2 12
mm
1368 721 1892 305
Model #
* If interior of chase will be drywalled, add the thickness to this meaurement.
** Adjust header height for raised floor under fireplace.
BIR42
The fireplace header cannot be positioned until
after the fireplace assembly is in place.
Framing must be extended
straight up, all the way to
the ceiling.
Figure 6.4 Framing the Fireplace
C. Sidewalls/Surrounds
• Locateadjacentcombustiblesidewallsaminimumof24in.(610mm)fromreplaceopening.
• Mantleleg,surround,stubwall,whethercombustibleornon-combustible,maybeconstructedasshowninFigure6.3.
Heatilator•BirminghamBIR42•4059-308RevJ•1/11
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