Floor Clearance - Monessen Hearth NB18 Installation And Operating Instructions Manual

NB18/NB24 Gas Log Set
The gas log heater must be installed at least 1
any combustible flooring material, such as carpeting or
tile, which is closer than 14" to the base of the fireplace.
The minimum distance must be maintained from the top
surface of carpeting, tile, etc. Figure 11
OR
The gas log heater may be installed nearer to the floor if a
minimum of 14" of noncombustible material such as slate
or marble is installed between the base of the fireplace and
the combustible flooring. Figure 12
This Distance
May Now be
Less Than 1
Figure 12 -
Minimum Clearance above Combustible Flooring with
Noncombustible Material Installed at Base of Fireplace
Monessen • NB18/24 Gas Log Set Installation/Owner's Manual • 81D0107 • Rev I • 01/19
⁄ " above
3
8
⁄ "
3
8
FP2262
FP2261
Figure 11 -
Minimum Clearance above Combustible Flooring
Heater in Fireplace
or Firebox
14" Minimum
FP2262
Min noncomb floor clearance

FLOOR CLEARANCE

Heater in Fireplace
or Firebox
Combustible
Material
1 ⁄ " Minimum
3
8
FP2261
Min comb floor clear
Combustible
Material
11