Lacunza Sara, Instruction Book

Page: 11 / 27

INSTRUCTIONS FOR THE INSTALLER 10
2.
2.4.2. Chimney crown
The upper end of the chimney must
clear the roof, the roof ridge or any
obstacle located on the roof by at least 1m.
Figure No.6 - 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.7 - 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.8 - Distances between the chimney
crown and objects within a radius of between
10 and 20m