Napoleon GSS42N Installation And Operating Instructions Manual page 9

Minimum Clearance to Combustibles construction from appliance and vent surfaces:
Framing
Finishing
Non-combustible fi nishing
Recessed depth
Enclosure top
Clearance to ceiling
It is recommended that the walls of the appliance enclosure be fi nished. This would ensure that clearance to
combustibles is maintained within the cavity.
It is best to frame your appliance after it is positioned. Use 2x4's and frame to local building codes.
NOTE:
If this wall surface is inside
the building's warm envelope ...
... this wall surface must
OUTSIDE
be an exterior wall surface.
CHASE
47
0" to stand-offs (rear and sides only)
Use a steel header for the top and two steel studs on the sides.
1" to back and sides
18" to top
4" to sides of appliance opening
Non-combustible fi nishing material (ie. cement board, brick, stone, tile) may
be used to fi nish the front of the appliance.
22 1/4"
58 1/2" from bottom of appliance
84" from bottom of appliance.
22 / "
1
4
1 / "
8
" 1
" 1
57 / "
1
4
47 / "
1
8
81 "
22 /
1 "
4
47 / "
1
8
9
INSIDE
CHASE
18 "
W415-0617 / D / 03.18.11