31
Diagram 10.19
13319
10 Vertical Flue - Length, Preparation and Installation
10.11 Vertical flue
The vertical flue system is available as an option where the
boiler position does not permit the use of the top outlet
horizontal concentric flue pack.
The system is made up of accessories. The accessories
include terminal assembly, bends 45º and 90º, flue
extensions, fixing bracket and appropriate weather collar, see
diagram 10.20.
The maximum permitted straight flue length is 12 metres plus
the terminal. for each 90
o
or 2x45
o
bends fitted, the maximum
length must be reduced by 1 metre, see diagram 10.19.
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