29083-0-0811
Page 9
1. Place firebox in framing opening.
2. Using the four (4) nailing flanges provided with the firebox,
attach two (2) flanges on each side. Attach flanges through
pre-punched holes. Additional hole locations will be used for
different finishing material with thicknesses of 1/2”, 5/8” and
3/4”. Attach these flanges with screws provided, two (2) per
nailing flange.
3. Nailing flanges should fit directly against non-combustible
framing material. Use at least one (1) nail per tab to secure in
place.
STEEL STUD OR STEEL
FRAMING REQUIRED.
COMBUSTIBLE MATERIAL
NOT ALLOWED ADJACENT
TO FIREBOX.
NOTE: FINISH MUST BE
CONCRETE BOARD OR
NON-COMBUSTIBLE MATERIAL.
OP32FB
OP36FB
OP42FB
"A"
36 1/8”
38 1/2"
38 1/2"
"B"
35”
40"
44"
"C"
17”
19 3/8"
19 3/8"
Attention:
Add 1" to "A" Dimensions when using drain tray.
Figure 7
Firebox framing can be built before or after the firebox is set in place.
Framing should be positioned to accommodate wall covering and
firebox facing material.
Note:
Finish must be concrete board or noncombustible material.
SCREW OR OTHER SUITABLE FASTENER
Figure 5
NON-COMBUSTIBLE
FINISHED WALL
OR MANTEL
2 X 4
NON-COMBUSTIBLE
HEADER
12”
MIN.
Figure 6
FIREBOX FRAMING AND INSTALLATION