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INSTALLING
Continued
NOTICE
You may use this heater as a vented product. If so, you must
always run heater with chimney flue damper open. If running
heater with damper open, non-combustible material above fire-
place opening is not needed. Go to Installing Damper Clamp
Accessory for Vented Operation, page 13.
Minimum Non-Combustible Material Clearances
If Not Using Mantel
Note: If using a mantel, go to page 11. If not using a mantel, follow the informa-
tion on this page.
You must have non-combustible material(s) above the fireplace opening. Non-
combustible materials (such as slate, marble, tile, etc.) must be at least 1/2 inch
thick. With sheet metal, you must have non-combustible material behind it. Non-
combustible material must extend at least 8" up (for all models). If non-combus-
tible material is less than 12", you must install the fireplace hood accessory (24"
and 30" models only). See chart below and Figure 5 for minimum clearances.
IMPORTANT: If you cannot meet these minimum clearances, you must operate
heater with chimney flue damper open. Go to Installing Damper Clamp Accessory
for Vented Operation, page 13.
Non-Combustible
Material Distance (A)
12" or more
Between 8" and 12"
Less than 8"
Requirements for
Safe Installation
Non-combustible material okay.
24" or 30" Models: Install fireplace hood accessory
(GA6050 or GA6052, see Accessories, page 33).
18" Model: Non-combustible matedal okay.
Non-combustible matedal must be extended to at
least 8". See Between 8"and 12", above. If you
cannot extend material, you must operate heater
with flue damper open.
Heat Resistant -_
Material
I
Figure 5 - Heat Resistant Material (Slate, Marble, Tile, etc.) Above Fireplace
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