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Figure 2.3: Fume extraction flue
i
In the room where the heat generator must be installed, there must be no
fume- extraction hoods already in existence or installed, in order to avoid
depressing the atmosphere.
i
The air vents must not be closed.
"
Keep the flue clean, performing a cleaning operation at least once a
year; it is also advisable to clean both the flue cowl and the fume pipe
connection.
