Monessen Hearth DLX18 Installation And Operating Instructions Manual page 13

Heat resistant material (minimum requirements) with wooden mantel or other combustible projection:
To install the heater with a wooden mantel, shelf or other combustible projection above, first measure the heat resistant
material shown in Figure 6.
HEAT RESISTANT
MATERIAL
MEASUREMENT
12" or more
8" to less than 12"
Less than 8"
14D2099
Figure 6 - Measuring Heat Resistant Material for Mantel
REQUIREMENTS FOR SAFE INSTALLATION WITH WOODEN MANTEL,
SHELF OR OTHER COMBUSTIBLE PROJECTION
DLX/GLX 18
Hood not required. Observe profiles (side
elevations) shown in Figure 7, page14.
Install hood and observe profiles shown
in Figure 8, page 14; OR extend heat
resistant material to at least 12" and observe resistant material to at least 12" and observe
profiles shown in Figure 7, page 14.
Extend heat resistant material to at least
8", install hood and observe profiles shown
in Figure 8, page 14; OR extend heat
resistant material to at least 12" and observe resistant material to at least 12" and observe
profiles shown in Figure 8, page 14.
TABLE B - Heat Resistant Material Heights and Mantel Location
CLEARANCES
AND
8" or More of
Heat Resistant
Material
Hood
Heater in
Fireplace or
Firebox
Hood not required. Observe profile (side
elevations) shown in Figure 9, page 15.
Install hood and observe profiles shown
in Figure 7, page 14; OR extend heat
profiles shown in Figure 9, page 15.
Extend heat resistant material to at least
8", install hood and observe profiles shown
in Figure 7, page 14; OR extend heat
profiles shown in Figure 8, page 14.
HEIGHT REQUIRMENTS
DLX/GLX 24 AND 28
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