Hearth Extension - Heat & Glo LUX36 Owner's Manual

E. Hearth Extension
WARNING! Risk of Fire! Non-combustible hearth exten-
sion may be required when appliance is installed on com-
bustible surface.
• Hearth extension must be non-combustible and
serves to protect combustible fl oors in front of appli-
ance. See Figure 5.9.
• The base of the fi replace may sit on a combustible sur-
face. See Figure 5.9. The area in front of the appli-
ance must be protected by a non-combustible hearth
extension, unless the appliance is raised a minimum
of three inches above the combustible fl oor or hearth.
See Figure 5.9 and Figure 5.10.
A
B
A
MODEL
in.
LUX36 12
LUX42 12
Figure 5.8 Non-Combustible Hearth Extension Dimensions
B
mm in. mm
305 57-1/4 1454
305 63-5/16 1608
Heat & Glo • LUX36, LUX42 • 2287-900
NOTICE: DO NOT install a hearth that is greater than
one inch thick. Hearth will interfere with installation of
glass assembly. Total hearth height must not exceed one
inch from bottom of appliance when appliance is installed
directly on fl oor (including mortar, backer material, etc.)
If a hearth greater than one inch in thickness is desired,
the appliance must be raised by the equivalent height
to ensure that the hearth does not interfere with the
installation of the glass assembly required for fi replace
operation. See Figure 5.11.
NON-COMBUSTIBLE
BOARD
HEARTH CLEARANCE
BRACKET
NON-COMBUSTIBLE

HEARTH EXTENSION

1 IN. THICK MAX.
WOOD OR OTHER COMBUSTIBLE
FLOOR OR PLATFORM
Figure 5.9 Appliance Installed on Combustible Surface
Non-Combustible Hearth Extension REQUIRED.
NON-COMBUSTIBLE
BOARD
HEARTH CLEARANCE
BRACKET
1/2 IN. MAX.
THICKNESS
4 IN.
COMBUSTIBLE
BUILDING
MATERIAL
WOOD OR OTHER COMBUSTIBLE
FLOOR OR PLATFORM
Figure 5.10 Appliance Raised a Minimum of 3 Inches Above
Combustible Surface.
Non-Combustible Hearth Extension NOT REQUIRED.
• 2287-900 Rev. J Rev. J • 6/13
3 IN. MIN.
BOTTOM OF
FIREPLACE
23