Heat & Glo RED40-NNN Installation Manual page 46

Non-Combustible Finish Materials
0 Inches to 4 Inches Thick Inside Fit Method
The mesh decorative front is approved for inside fi t ap-
plications. Non-combustible fi nishing materials up to 4
inches thick can be installed around the Mesh front (left,
right, top, and bottom). The inside fi t method requires an
additional 2 in. of 1/2 in. thick non-combustible building
material (not supplied with fi replace) to be installed on
the left and right sides fl ush with the factory installed non-
combustible board.
1/2 IN. THICK
WALL SHEATHING
13-1/8 IN.
DRYWALL OR
EQUIVALENT (1/2 IN.)

Figure 10.6 Inside Fit Method

Figure 10.7 Noncombustible Surface Finishing Material 0-4 Inches Thick-Inside Fit Method
Heat & Glo • RED40-NNN,RED40-NM, RED40-LM, RED40-NNN, RED40ST-LM, RED40ST-NM Installation Manual • 2155-975 Rev. E • 12/14
46
0-4 IN.
1/2 IN.
16-1/4 IN.
17-1/4 IN.
1/2 IN.
0- 4 IN.
13-1/8 IN.
FIREPLACE VIEWING AREA
1-1/2 IN.
= CLEARANCE FROM VIEWING AREA TO NON-COMBUSTIBLE FINISHING MATERIAL
(INSIDE FIT METHOD)
Ensure that no non-combustible fi nish materials are in-
stalled within 1-1/2 inches of top and bottom and 1-3/16
inches from right and left sides of fi replace opening. This
will ensure adequate clearance for required mesh front.
See Figure 10.11.
Refer to Section 1.E and 1.F of this manual for defi nition
and qualifi cations and defi nition of non-combustible and
combustible materials.
46-1/4 IN.
42-3/4 IN.
1-7/8 IN.
1-1/2 IN.
1-7/8 IN.
17-1/4 IN.