Heatilator • A36/42C, A36/42CH • Installers Manual • 4017-262 • Rev D • 10/07/13
33
B
A
12 in.
[305 mm]
9 3/4 in.
[248 mm]
12 in.
[305 mm]
10 3/4 in.
[273 mm]
FLUSH
FRONT
4 in.
[102 mm]
BRICK
FRONT
50° angle
39° angle
Grid represents 1 in. scale
Figure 7.13 Mantel Leg, Surround or Wall Projection (acceptable on both sides of opening)
E. Sidewalls/Surrounds
• Locateadjacentcombustiblesidewallsaminimumof24
in.(610mm)fromreplaceopening.
• Mantle leg, surround, stub wall, whether combustible
or non-combustible, may be constructed as shown in
Figure7.13.