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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 constructed 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
(ceiling)
(roof)
(ceiling)
2 in. (51 mm) min.
Attic
Insulation
Shield
Ceiling Firestop
(attic)
Storm Collar
Roof Flashing
2 in. min.
(51 mm)
2 in. (51 mm) min.
2 in. (51 mm) min.
Ceiling Firestop
Offset/Return with
hanger straps
2 in.
(51 mm)
min.
2 in. (51 mm) min.
Must have 2 in. (51 mm)
minimum clearance
to header
Electrical wires must be a minimum of
16 in. (406 mm) from top
1-1/2 in. (38 mm) to side of appliance
1 in. (25 mm) to back
of appliance
0 in.
to floor
36 in. (914 mm)
Top of appliance to
ceiling
Chimney Air Kit required with SL chimney
DuraPlus base plate required with Duraplus chimney
WITHIN ENCLOSURE AREA
Fireplace to backwall
1 in. (25 mm)
Fireplace to sidewall
1½ in. (38 mm)
Duct boots to framing
0 in. (0 mm)
Top of fireplace to header
16 in. (406 mm)
Door opening to sidewall
22-3/4 in. (578 mm)
EXPOSED SURFACES
Faceplate to sidewall
16 in. (406 mm)
Heat zone air grills to ceiling 12 in. (305 mm)
MANTEL
Non-combustible mantel
(Non-combustible framing
materials above the fireplace
to ceiling)
46 in. (1168 mm)
from the base of the
fireplace up
Combustible mantel
(Combustible framing
materials above the fireplace
to ceiling)
66 in. (1676 mm)
from the base of the
fireplace up
Maximum mantel depth
12 in. (305 mm)
11
Quadra-Fire • PIONEER - III • 4182-901 Installation Manual • Rev C • 07/19