Heatilator • Novus NDV Series • 4055-187 Rev J • 08/09
54
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
B. Facing Material
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apply combustible
materials beyond the minimum clearances. Comply with
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this manual. Overlapping materials could ignite and will
interfere with proper operation of doors and louvers.
Figure 14.3 Non-combustible Facing Diagram