Dyna-Glo DGB730SNB User's Manual And Operating Manual page 6

Dual Fuel Grill
SAFETY INFORMATION
All of the above noted clearances are with respect to combustible wood
structures or construction. Greater clearances are recommended for vinyl
structures or construction.
CARBON MONOXIDE HAZARD
Burning charcoal inside can kill you. It gives off carbon monoxide, which has no odor.
NEVER burn charcoal inside homes, garages, vehicles, or tents.
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