20
B
C
A
2 in. (51 mm)
min. air space
clearance
from chimney.
Note: Framing must be
extended straight up,
all the way to the ceiling.
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.
B
A
24 in.
[610 mm]
19 3/4 in.
[502 mm]
24 in.
[610 mm]
28 5/8 in.
[727 mm]
FLUSH
FRONT
4 in.
[102 mm]
BRICK
FRONT
50° angle
39°
angle
Note: Grid depicts 1-in scale.
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 6.1 & 6.2.
• Framing across the top of
fi
replace must be above top standoffs.
Figure 6.4 Framing the Fireplace
C. Sidewalls/Surrounds
• Adjacent combustible sidewalls must be located a minimum 24 in. (610 mm) from the
fi
replace opening.
• Combustible and noncombustible mantel legs, surrounds and stub walls may be constructed within the gridded area,
Figure 6.3.
Figure 6.3 Mantel Leg or Wall Projections (Acceptable on both sides of opening)
Model
A
B
EXCLAIM-36
inches
36
45
mm
914
1130
EXCLAIM-42
inches
42
50 1/2
mm
1067
1283
Model
A
B*
C**
D
(4” duct)
D
(6” duct)
EXCLAIM-36
in.
45 1/2
28
50
8
12
mm
1156
711
1270
203
305
EXCLAIM-42
in.
51 1/2
28 1/2
50
8
12
mm
1308
724
1270
203
305
* If interior of chase will be drywalled, add the thickness to
this measurement.
** Adjust header height for a raised
fl
oor under
fi
replace.
Heat & Glo • EXCLAIM-36, EXCLAIM-42 • 4013-251 Rev C • 11/08