FUMES EVACUATION/AIR INTAKE
1
Concentric flue pipe, from the terrace
2
Fan-forced draught (B22), from a flue pipe
3
Double pipe from separate flues
Concentric, connected to concentric flues
4
5
Fan-forced draught (B22), from the roof
For positioning and for distances of draught terminals from windows, doors, etc. see regulations in force.
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