DFS Series Vent Free Fireplace
32
71D0532
1. Locate combustion air assembly at an exterior location which is not likely to be accidentally blocked
in any manner. Locate assembly a min. of 12" above the snow line to prevent blockage by snow
accumulation.
2. Never mount the combustion air inlet assembly in a garage or storage area where combustible fumes
such as gasoline might be drawn into the replace.
3. Combustion air can be drawn from the crawl space under a house when an adequate supply of air
is provided by open ventilation.
4.
5. Locate air supply inlet at least 3' away from any appliance vent terminal.
6. Avoid extremely long runs and numerous turns in the duct leading from the replace to the combus-
tion air assembly. These conditions increase the resistance to the free ow of air through the duct.
Refer to Figures 33 through 36 for methods of installing the outside air for combustion assemblies.
FP2459
OA basement install
FP2459
8' Max.
FP2460
OA slab install
Inlet Grille in
Soft
(Overhang)
FP2460
Duct Extended
to Miss Joint
FP2461
Inside
Wall
Outside
Wall
FP2462
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