Fig. 10 - Chimney heights
Chimney
(excl. cowl)
At least 1 m
Uppermost
roof level
If 600 mm or
less
If more than
600 mm
1 m
An opening or an
adjacent structure
If within 1,5 m
At least 1 m
Opening or adjacent structure
Chimney
(excl. cowl)
Chimney
(excl. cowl)
At least
600 mm
#
Roof pitch less than 10
#
Roof pitch of 10 or more
18
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