Heatilator • GDST4336I, GDFL4136I, GDCR4136I, GDCL4136I • 2129-900 Rev. F • 11/0858
Figure 13.16 Combustible Mantel Leg or Wall Projections
(Acceptable on both sides of opening)
TOP VIEW
3-1/4 in. Min.
2-3/4
in. Min.
1/2 in.
Min.
Unlimited
1 in.
Max.
FIREPLACE
OPENING
Note: Clearance from
opening to perpendicular
wall.
C. Facing Material
• Metal front faces may be covered with non-combustible
materials only.
• Facing and/or fi nishing materials must not interfere with
air fl ow through louvers, operation of louvers or doors,
or access for service.
• Facing and/or fi nishing materials must never overhang
into the glass opening.
• Observe all clearances when applying combustible
materials.
• Seal joints between the fi nished wall and appliance top
and sides using a 300 ºF minimum sealant. Refer to
Figure 13.17.
WARNING! Risk of Fire! DO NOT apply combustible
materials beyond the minimum clearances. Comply with
all minimum clearances to combustibles as specifi ed in
this manual. Overlapping materials could ignite and will
interfere with proper operation of doors and louvers.
0 in. 0 in.
0 in.
Finish wall material may be
combustible - Top and Sides
High Temperature Sealant (300° F/149° C min.)
Top and Side Seal Joint
Figure 13.17 Noncombustible Facing Diagram