Empire Comfort Systems VFSUR18-2 - Manual (Page 9)

24552-0-0608 Page 9
Clearances to combustibles must be as stated in the manufacturer's
Installation Instructions and/or Owner's Manual of the firebox this
unit will be used in. If no clearances to combustibles are listed, the
clearances must be as follows: The sides of the fireplace opening
must be 6" from any combustible wall. The ceiling must be at least
41" from the fireplace opening. See Figure 3.
Mantel Clearances Without Hood (Figure 4)
You must have non-combustible materials above the fireplace
opening. Non-combustible material must extend at least 12"
above fireplace opening. With sheet metal, you must have non-
combustible material behind it.
Heat resistant materials such as slate and marble must be at least
1/2" thick. Sheet metal should not be installed onto combustible
material.
Figure 4
If your installation does not meet the above clearances, you must
proceed to one of the following steps:
• Use a hood.
• Operate the heater with flue damper open. See page 12 for
Installing as a Vented Appliance.
• Raise the mantel to the proper height.
• Remove the mantel.
Minimum Dimensions For Solid Fuel Burning Fireplaces
UL127 Factory Built Fireplaces (Figure 2)
Model A B C
VFSUR18 22 17 17
VFSUR24 28 17 18
VFSUR30 32 17 18
The dimensions shown and defined in the fireplace manufacturer’s
instructions are minimum clearances to maintain in installing this
heater. Left and right clearances are determined when facing the
front of the heater.
Glass Doors
Make sure that glass doors are open during all operations of
the logset. The opening of the glass door frame should be the
dimension used for the minimum front opening of the firebox.
Follow these instructions to ensure safe installation.
Failure to follow instructions exactly can create a fire hazard.
Sidewall & Ceiling Clearances (Figure 3)
Figure 3
Non-Combustible
Material Distance
Requirements for Safe Installation
12" or more Non-combustible material.
Less than 12" Non-combustible material must be ex-
tended to at least 8" with the installation
of the optional fireplace hood. If you
cannot extend non-combustible material
at least 8", you must operate heater with
flue damper open.
6”
41”
28”
12”
HEATER IN FIREPLACE
OR FIREBOX HEAT RESISTANT
MATERIAL 12”
WITHOUT HOOD
10” and less Mantel 10” and less Mantel
12”
28”
Figure 2
CLEARANCES
A
B
C