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F. Sidewalls/Surrounds
• Adjacent combustible sidewalls must be located a minimum of 12 in. (305 mm) from the replace opening.
• Combustible or non-combustible mantel legs, surrounds and stub walls may be constructed per Figure 11.10.
A
Fireplace
Opening
B
Outside
Dimensions
in.
36 41
mm
914 1041
in.
42 47
mm
1067 1194
Model #
EL36
EL42
B
A
9 3/4 in.
[248 mm]
12 in.
[305 mm]
12 in.
[305 mm]
11 1/4 in.
[286 mm]
FLUSH
FRONT
4 in.
[102 mm]
BRICK
FRONT
50° angle
39° angle
Figure 11.10 Mantel Leg or Wall Projections (acceptable on both sides of opening)
Heatilator • EL36/EL42 • 4044-132 • Rev AD• 7/12