Non-Combustible Zone - Not Using The Provided - Heat & Glo FDN-5-PIER Installation And Operating Manual

B. NON-COMBUSTIBLE ZONE - NOT
The fi replace has standoffs installed on the front of the fi replace standard from the factory. They are located on the left,
center and right front hood of the fi replace and are to ensure that the 1/2" [12.7mm] required clearance to combustibles on
the surface of the fi replace is maintained.
If the standoffs are removed, only non-combustible material can be installed against the surface of the fi replace such as a
non-combustible backer cement board. 1/2" [12.7mm] minimum thickness must be used the 15" [381mm] between the top
of the 3'' trim to the combustible framing the full width of the fi replace. The 15" includes a 7" [178mm] minimum above the
top of the fi replace that is recommended for ease of attachment.
Refer to Figure 5.2 below for requirements when not using the provided 1/2" standoffs.
Refer to Figure 5.1 on Page 12 for a standard installation using the provided 1/2" standoffs.
WARNING! Risk of Fire! Comply with all
Figure 5.2
minimum clearances as specifi ed.
COMBUSTIBLE FRAMING
COMBUSTIBLE OR NON-COMBUSTIBLE
BACKING MATERIAL (I.E. SHEETROCK)
7" ABOVE TOP OF FIREPLACE
1/2" [12.7] CLEARANCE TO COMBUSTIBLES ON SURFACE
The fireplace ships with standoffs in place to ensure a 1/2" clearance to
combustibles is maintained on the surface.
If the standoffs are removed, only non-combustible material can be installed
15"
against the surface.
between the top of the 3" trim extending 15" [381mm] high the full width of
the fireplace. The 15" includes a 7" [178mm] minimum above above the
top of the fireplace that is recommended for ease of attachment.
COMBUSTIBLE MANTEL
COMBUSTIBLE HEARTH
NON-COMBUSTIBLE MATERIAL
NOTE: Refer to Page 33-34 for more information on fi nishing the wall.
Heat & Glo • FDN-4-PIER, FDN-5-PIER, FDN-6-PIER, FDN-7-PIER Installation Manual • 16400-9803 • 2/19
5 - MANTEL REQUIREMENTS
USING THE PROVIDED 1/2" STANDOFFS
COMBUSTIBLE FACING
MATERIAL
1/2" [12.7mm] minimum thickness must be used
TOP OF TRIM
3"
GLASS VIEWING AREA
COMBUSTIBLE OR
APPLIES TO BOTH SIDES AND ENDS IF USING A MULTI-SIDED FIREPLACE
6" [152 mm]
MINIMUM NON-COMBUSTIBLE ZONE
OPEN AIR SPACE
TOP TRIM
BOTTOM 3" TRIM
SINGLE SIDED EXAMPLE: RIGHT SIDE VIEW
1/2" [12.7mm] Standoff
8"
13