3
CONTENTS: PART 2 CONCENTRIC 80/125
Planning the air/flue duct layout
Termination accessories available
29
Maximum flue lengths Ø 80/125
32
Flue restrictor rings
33
35
Preparation
37
Side flue installations
37
Fitting the appliance flue outlet
adapter to the boiler
Fitting air/flue duct extensions
Page
45
Fitting air/flue duct extensions
between two 90° elbows
46
Fitting air/flue duct extensions
between two 45° elbows
47
Installing the air/flue duct sliding
sleeve
48
Installation of the vertical
roof duct
Installation of the horizontal
air/flue with extensions
Preparation
39
Fitting extensions
40
Connect the flue assembly to the adaptor
40
Installation of the horizontal
air/flue duct and terminal
accessory (80/125)
Preparation
41
Pitched roof
42
Flat roof
42
Pitched and flat roof installation
42
Connect the flue assembly to the adaptor
44