12
Flue components are available as follows:-
Open flue - 80 mm dia. single pipe
6.2004200 .....Horizontal terminal kit 80 mm dia. (includes 1 metre straight terminal section, one 90° bend and two
collars)
6.2004220 .....Vertical terminal kit 80 mm dia.
6.2004210 .....Extension pipe 1 metre x 80 mm dia.
6.2004290 .....90° bend 80 mm dia.
6.2004245 .....45° bend 80 mm dia.
6.2004260 .....80 mm flue support bracket
6.1000380 .....Pitched roof flashing (universal)
6.1000390 .....Flat roof flashing (universal)
Concentric flue - 80/125 mm dia.
6.2003205 .....Horizontal terminal kit 80/125 mm dia. (includes 1 metre straight terminal section, one 90° bend, two
collars and adaptor with square gasket)
6.2003225 .....Vertical terminal kit 80/125 mm dia. (includes adaptor with square gasket)
6.2003210 .....Extension kit 1 metre x 80/125 mm dia.
6.2003290 .....90° bend 80/125 mm dia.
6.2003245 .....45° bend 80/125 mm dia.
6.1000380 .....Pitched roof flashing (universal)
6.1000390 .....Flat roof flashing (universal)
Cascade flue options are also available for multiple boilers.
Open flue:
80 mm dia. single pipe
90° bend is equivalent to 2.1 m of flue length
45° bend is equivalent to 1.3 m of flue length
Concentric flue:
80/125 mm dia.
90° bend is equivalent to 1.9 m of flue length
45° bend is equivalent to 1.4 m of flue length
Fig. 3.1
3.4.1
Horizontal Concentric Flue Options
L Max.
L Max.
Alpha Pro Tec - General Boiler Information
Pro Tec model
80/125 mm Concentric flue
80 mm Open flue
50
14.5 m
30 m
L Max.
70
11 m
28 m
90
8 m
14 m
115
5 m
8.5 m