WarmFlow GS25A, Manual

Page: 31 / 66

INSTALLATION INSTRUCTIONS
TR05A140.B1107 29
4.8.5 Vertical coaxial balanced flue – Ø 80/125
Figure 24: Ø 80/125 Verical Kit
Figure 25: Ø 80/125 Verical Kit dimensions
FOR CONDENSING BOILERS ONLY
Ø 80/125
MAXIMUM FLUE LENGTH = 7 m *
The flue length is the total length of the flue
excluding the first bend .
The total length is calculated by summing
the lengths of all the straight section AND
the equivalent lengths of each bend (see
below).
Ø 80/125 x 90° bend = 0.8 m
Ø 80/125 x 45° bend = 0.5 m
* If a flue length of above 7 metres is
required, use the Twin Pipe system.
Ø100
Ø60
163 131
Ø60
Ø100
m
a
x
.
5
.0
0
m
t.
7