Heatilator ST42A Installation Manual page 33

E. Sidewalls/Surrounds
‡ /RFDWH DGMDFHQW FRPEXVWLEOH VLGHZDOOV D PLQLPXP RI
 LQ  PP IURP ¿UHSODFH RSHQLQJ
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11 3/8 in.
[289 mm]
Figure 7.11 Mantel Leg, Surround or Wall Projection (acceptable on both sides of opening)
Gridlines at 1 in. scale
FLUSH
FRONT
fireplace opening
width of fireplace
12 in.
[305 mm]
Heatilator • ST42A Installation Manual • 4012-051 • Rev O • 02/22
BRICK
FRONT
42 in.
[1067 mm]
47 in.
[1194 mm]
12 in.
[305 mm]
4 in.
[102 mm]
9 3/4 in.
[248 mm]