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Heatilator • I80 CAN-US • 4013-203 Rev F • 04/08
10
B. Clearances
0 in.
from floor
Attic
Insulation
Shield
Ceiling Firestop
(ceiling)
(roof)
(attic)
(ceiling)
2 in. min.
(51 mm)
2 in. min.
(51 mm)
2 in. min.
(51 mm)
2 in. min.
(51 mm)
2 in. min.
(51 mm)
2 in. min.
(51 mm)
Must have 2 in. (51 mm)
minimum clearance
to header
Ceiling Firestop
Offset/Return with
hanger straps
Storm Collar
Roof Flashing
0 in. to level
of standoffs
1-1/2 in. (38mm) from
side of appliance
(except at nailing flanges
where it is 1/2 in. (13 mm)
1-1/2 in. (38mm) from
back of appliance
Adaptor attached here (not shown)
Figure 3.2 Clearances to Combustible Materials
Note: Chimney air kit and 11-10 in./279-254mm adaptor are not shown,
but are required in Canada.
Fire Risk
• Comply with all minimum clearances to combustibles as specifi ed.
• Framing or fi nishing material used on the front of, or in front of, the
appliance closer than the minimums listed, must be constructed entirely
of noncombustible materials (i.e., steel studs, concrete board, etc.).
Failure to comply may cause fi re.
WARNING