Multi Boiler Systems With Flue Systems Under Negative Pressure; Balanced Flue System Components - Viessmann VITODENS Technical Manual

Design and sizing information for connection on the flue gas side

Multi boiler systems with flue systems under negative pressure

Flue system components

3.1 Balanced flue system components

Balanced flue pipe
These pipes may be trimmed as required.
500/1000/1950
c
System size Ø 60 and 80 mm
500/1000/1950
c
System size Ø 100 mm
VITODENS AND VITOSOLAR
Size to EN 13384.
For flue gas headers in the negative pressure range, see the
Viessmann Vitoset pricelist.
For pressurised flue systems for multi boiler systems, see page 37.
System size Dimensions [mm]
Ø mm
60
80
100
Balanced flue bend 87°
c
Ø a
Ø b
d
System size Ø 60 and 80 mm
(cont.)
a b
60 100
80 125
110 150
VIESMANN
3
c
40
40
40
45