WarmFlow GS25A, Manual

Page: 32 / 66

INSTALLATION INSTRUCTIONS
TR05A140.B1107 30
4.8.6 Twin pipe flue system – Ø 80/80 (Kit H)
Figure 26: Ø 80/80 Twin Pipe Kit H
Figure 27: Ø 80/80 Twin Pipe Kit H dimensions
FOR CONDENSING BOILERS ONLY
Ø 80/80
MAXIMUM FLUE LENGTH = 50 m
The flue length is the total length of both
the intake and exhaust sections excluding
the first bend of each .
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 x 90° bend = 1.5 m
Ø 80 x 45° bend = 1.2 m
8
0
48.5 313 48.5
111.5 187 111.5
8
0
163 137
1
2
2
1
0
6
131