Heatilator • RBV4236/RBV4842 • 4048-210 • Rev S • 6/10
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These surfaces
may be covered
with non-combustible
material.
Non-combustible
sealant.
B. Facing Material
• Metal front faces may be covered with non-combustible
materials only.
• Facing and/or finishing materials must not interfere with
air flow through louvers, operation of louvers or doors,
or access for service.
• Facing and/or finishing materials must never overhang
into the glass opening.
• Observe all clearances when applying combustible
materials.
• Seal joints between the finished wall and appliance top
and sides using a 300 °F minimum sealant. Refer to
Figure 13.3.
WARNING! Risk of Fire! DO NOT
apply combustible ma-
terials beyond the minimum clearances. Comply with all
minimum clearances to combustibles as specified in this
manual. Overlapping materials could ignite and will inter
-
fere with proper operation of doors and louvers.
Figure 13.3 Noncombustible Facing Diagram
