The terminal should be positioned so that products of
combustion can safely disperse at all times.
Minimum dimensions are shown below
Note.
The equivalent ue length
resistance of the elbow kits are:
90
o
elbow kit = 1m
45
o
elbow kit = 0.6m
If chimney penetrates dotted area such that A is less
than 300mm, B shall not be less than 300mm.
Where two or more vertical fanned draught chimney congurations terminate in close
proximity at the same height, they shall be separated by at least 300mm. Where any
one vertical outlet is more than 300mm above the other, then they shall be separated
by at least 1 500mm.
Where any vertical fanned draught chimney conguration outlet is within 2000mm
measured horizontally of an opening window, then it shall be at least 300mm above
the opening.
or opening