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2.2 Supply of combustion air
When a stove is installed in a room, the demand for air supply in the room raises. See point 3.9. Air from outside
can be provided through a channel, which is connected to the connecting pipe under the combustion chamber. The
amount of air needed for combustion is 25m
3
/h.
The connecting pipe has an external diameter of 78 mm, to which you need a pipe with a diameter of 80 mm. If the
pipe work is further than 1 m the pipe diameter must be increased to 100 mm and a correspondingly larger wall
valve must be chosen. In warm rooms the channel should be insulated with 30 mm mineral wool covered with a
damp-proof course (plastic). It is important that the lead-in between the pipe and the wall (or floor) is sealed with
jointing compound.
The pipe with external supply of combustion air can be taken out at the bottom of the back side of the stove or
under the stove.
Ways of installation
Indirect through external wall