Monessen Hearth MHSC EYF24 - Manual (Page 12)

12 65D1009
Heater in
Fireplace or
Firebox
8" or More of
Heat Resistant
Material
Hood
Measure
this
distance
Heater in
Fireplace or
Firebox
Heat
Resistant
Material
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, then see TABLE B, page 13
Figure 6 - Measuring Heat Resistant Material
for Mantel
CLEARANCES and HEIGHT REQUIREMENTS
Heat resistant material (minimum requirements) with no wooden mantel or other combustible projec-
tion:
To install the gas logs into a fireplace with no wooden mantel, shelf or other combustible projection above the fireplace
opening, measure the heat resistant material height, per Figure 5, then see TABLE A.
Heat resistant materials such as slate and marble must be at least
1 /
2
" thick. Sheet metal should not be installed onto
combustible material.
IMPORTANT: If you cannot meet these minimum clearances you must operate the heater with chimney flue damper open.
See Installing Vented Applications found on page 16.
Figure 5 - Measuring Heat Resistant Material
TABLE A - Heat Resistant Material Requirements with No Mantel or Combustible Projection
HEAT RESISTANT MATE-
RIAL MEASUREMENT
EYF24/18
REQUIREMENTS FOR SAFE INSTALLATION
20" or more Hood not required.
8" to less than 20" Extend heat resistent material to 20" or install Hood.
See Figure 6.
Less than 8" Extend heat resistant material to at least 8" and
install hood. See Figure 6. OR, extend heat resistant
material to a height of at least 20".