Benchmark Alpha InTec 24X Installation And Servicing Instructions page 9

HORIZONTAL FLUE OPTIONS - L
(245 mm length includes terminal)
L = B + C + 245 mm
L = B + E + F + 245 mm + (90° bend = 1.3 metre)
(add 45 mm to 'F' if a jig is used)
VERTICAL FLUE OPTIONS
H
Hmax = 15 m
= 12 metres
max
B
C
B
F
E
Not less than
300 mm
Not less than
300 mm
L = B + C + E + 245 mm
E
L = B + C + 245 mm + (2 x 45° bends = 1.8 metre)
Not less than
300 mm
H
Hmax = 13.2 m
Fig. 3
Alpha InTec C and X - General Boiler Information
B
C
C
B
Not less than
300 mm
9