Heatilator • Novus NNXT • 4055-879 • Rev E • 5/10
59
0 in.
0 in.
High Temperature Sealant (300° F/149° C min.)
Top and Side Seal Joint
0 in.
Finish wall material may be
combustible - Top and Sides
B. 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 °F minimum sealant. Refer to
Figure 14.3.
WARNING! Risk of Fire! DO NOT apply combustible ma-
terials beyond the minimum clearances. Comply with all
minimum clearances to combustibles as specifi ed in this
manual. Overlapping materials could ignite and will inter-
fere with proper operation of doors and louvers.
Figure 14.3 Non-combustible Facing Diagram