Sidewalls/Surrounds; Frame The Fireplace - Heatilator EL36 Series Owner's Manual

C. Sidewalls/Surrounds
Adjacent combustible side walls must be located a minimum of 12 in. (305 mm) from the fi replace opening. See Figure 3.3.
If you are using a decorative surround constructed of combustible material, it must be located within the shaded area de-
fi ned in Figure 3.3. Short stub walls are also acceptable if they are contained within the shaded area.
D. Frame the Fireplace
Figure 3.4 shows a typical framing (using 2 x 4 lumber) of the fi replace, assuming combustible materials are used. All re-
quired clearances to combustibles around the fi replace must be adhered to. See Figure 3.2. Any framing across the top of
the fi replace must be above the level of the top standoffs.
2 in. (51 mm) min.
air clearance to
the enclosure
and the
header.
Figure 3.4
14-3/8 in.
Flush
(365 mm)
Front
50 deg.
12 in.
(305 mm)
Model #
EL36
EL42
Figure 3.3 Sidewalls and Surrounds
B
C
Framing the Fireplace
Heatilator • EL36/EL42 • 4044-132 Rev P • 02/07
4 in.
(102 mm)
Brick
Front
A
B
12 in.
(305 mm)
A B
Fireplace Outside
Opening Dimensions
in. 36 41
mm 914 1041
in. 42 47
mm 1067 1194
Note: If the inside of the framed
cavity is to be fi nished, the framing
dimensions must include the
fi nished surface. If drywall is to
be attached to the rear wall, the
depth must be measured from the
drywall surface.
A
Model #
EL36
EL42
9-3/4 in.
(248 mm)
39 deg.
A B
in. 42 40-1/4 21-1/2
mm 1067 1022 546
in. 48 40-1/4 21-1/2
mm 1219 1022 546
C
11