Back & front clearance reduction options, Clearance reduction methods, Figure 1 – FloAire Canopy Hood User Manual
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Clearance Reduction Methods
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The hood may be installed with a 0 inch clearance to combustible materials per ETL if constructed in one of the following methods:
Clearance reduction methods have been evaluated and tested and are certified by ETL. The method of test was derived from UL 710 with
temperature criteria taken from appropriate standards.
The hood may be installed with a 3 inch clearance to limited combustible materials per NFPA96 if constructed in one of the following methods:
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3 inch factory installed rear un-insulated standoff.
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3 inch factory installed top wrapper or enclosure panel system.
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3 inch factory installed end standoff
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1 inch thick min. layer of insulation of type Owens Corning Type 475 or Johns Manville Type 475 or listed kitchen exhast duct insulation.
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1 inch thick min. insulated backsplash. Insulation of type listed above.
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Back Return (BR) supply plenum with 1 inch thick min. insulation of type listed above.
To comply with the ETL certification, the cooking appliance must be located:
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At least 6 inches from the rear wall.
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At least 24 inches below the bottom edge of the hood.
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Cooking surface must not exceed temperatures above 700°F.
Clearance Reduction Methods:
Back & Front Clearance Reduction Options
End Clearance Reduction Options
Top Clearance Reduction Options
Figure 1