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CLEARANCE and HEIGHT REQUIREMENTS
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 resis-
tant material shown in Figure 6, then refer to Table B.
Figure 6 -
Measure Heat Resistant
Material for Mantel
Table B -
FP2365
Heat Resistant Material Heights and Mantel Location
Heat Resistant
Requirements for Safe Installation
heat resist w/hood
Material
with Wooden Mantel, Shelf or
Measurement
other Combustible Projection
12" or more
Hood not required. Observe profile (side
elevations) shown in Figure 7.
8" to less than 12" Install hood and observer profiles shown
in Figure 8; OR extend heat resistant
material to at least 12" and observe
profiles shown in Figure 7.
Less than 8"
Extend heat resistant material to at least
8", install hood and observe profiles
shown in Figure 8; OR extend heat
resistant material to at least 12" and
observe profiles shown in Figure 7.
81D3032
8" or
More
Hood
of Heat
Resistant
Material
Heater in Fire-
place or Firebox
FP2365
Figure 7 -
Minimum Mantel Clearance
with No Hood
Heat Resistant
Material
FP2366
Figure 8 -
FP2366
Minimum Mantel
Clearance with Hood
mantel clear no hood
Heat Resistant
Material
Example:
A mantel may project from the wall a maximum of 2Z\x" at a
minimum of 13" above the opening, and a maximum of 12"
at a minimum of 24" above the opening.
NBST27 Unvented Gas Log Set
10" or Less
28"
12"
Min.
Heater in
Fireplace
or Firebox
Example:
The bottom of the mantel
may project from the wall a
maximum of 10" at a mini-
mum of 28" above the fire-
box.
12"
24"
2 "
13"
Hood
Heater in
Fireplace
or Firebox
FP2367
FP2367
mantel clearance with hood
9
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