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18
B. Clearances
WARNING! Risk of Fire!
You must comply with all minimum air space clearances to combustibles as specied in Fig-
ure 6.2. DO NOT pack required air spaces with insulation or other materials.
OutdoorLifestylesbyHearth&HomeTechnologiesInc.•4072-137RevK•10/15
(roof)
(insulation)
0 in. to level
of standoffs
Attic
Insulation
Shield
(ceiling)
(attic)
(ceiling)
Offset/Return (secured
with hanger straps)
Storm Collar
Roof Flashing
1/2 in. (13 mm) to back &
sides of appliance
Must have 2 in. (51 mm)
minimum clearance
to header
0 in.
to floor
2 in. (51 mm) min.
Shaded areas
represent
2 in. (51 mm) min.
air space clearance
required around pipe
Combustible Object
48 in.
1219 mm
Ceiling Firestop
Figure 6.2 Clearances to Combustible Materials
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