INSTRUCTIONS FOR THE INSTALLER 10
2.
Figure No.5 - Distances between chimney
crown and roof ridge
The chimney crown must clear the
highest point of any neighbouring building
or obstacle located within a 10m radius of
the chimney outlet by more than 1m.
Figure No.6 - Distances between the
chimney crown and objects within a 10m
radius
The chimney crown must clear any
neighbouring building or obstacle located
within a radius of 10m to 20m from the
chimney outlet.
Figure No.7 - Distances between the
chimney crown and objects within a radius
of between 10 and 20m
2.4.3. Poor flue
If not all the requirements indicated
previously have been met, smoke may
escape from the appliance into the room in
which it is installed when the firebox door
