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Flue System and
Air Supply
Flue Lining Kits
Grant EZ-Fit Flexi Pack conventional
flue system (Orange System)
A range of Flexi pack conventional flue
lining kits are available from Grant UK.
The packs have been specifically
p
roduced for Grant Vortex oil fired
condensing boilers.
The pack includes a terminal/top
p
late/flexi flue adaptor, stainless steel
smooth bore flexible flue liner, a rigid to
flexi adaptor and a boiler flue connector.
Extensions
A range of white powder coated single
wall extensions are available to connect
the boiler to the flexible liner.
T
he nominal diameter of the extensions
is 100mm.
Extensions are supplied with locking
bands.
Flue extensions cannot be cut.
Also available are:
• An adjustable extension
• 45° elbow
The rigid flue between the boiler and
flexible flue liner should incorporate an
a
djustable section to allow inspection
and cleaning of the flue system.
Figure 9-4: Grant Orange flue system in
a typical brick chimney
Figure 9-3: Orange system extensions
Figure 9-5: Hybrid flue system using Grant
Orange and Green system components
!
NOTE
V
ertical terminal kit
45° elbow kit
Extension kits
Extension kits
Locking band
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