B. Clearances
WARNING! Risk of Fire!
You must comply with all minimum air space clearances to combustibles as specified in Figure 3.2.
DO NOT
pack required
air spaces with insulation or other materials. Framing or finishing material used on the front of, or in front of, the fireplace
closer than the minimums listed must be constucted entirely of non-combustible materials (i.e., steel studs, concrete board,
etc.). Failure to comply may cause fire.
Figure 3.2 Clearances to Combustible Materials
2 in. (51 mm) min.
Attic
Insulation
Shield
Ceiling Firestop
(ceiling)
(roof)
(attic)
(ceiling)
Ceiling Firestop
Offset/Return with
hanger straps
Storm Collar
Roof Flashing
2 in. (51 mm) min.
2 in. min.
(51 mm)
Must have 2 in. (51 mm)
minimum clearance
to header
2 in. (51 mm) min.
2 in. (51 mm) min.
2 in. (51 mm) min.
1 in. (25mm) to side of appliance
(except at nailing flanges where it is 1/2 in. [13 mm])
1 in. (25 mm) to back
of appliance
0 in.
to floor
0 in. to level
of standoffs
2 in.
(51 mm)
min.
36 in. (914 mm)
standoffs to ceiling
Chimney air kit required
with SL chimney
11
Heat & Glo • NORTHSTAR • 480-2360 Installation Manual • Rev H • 8/20/14