17. INSTALLING THE FLUE AND AIR DUCTS
CAUTION:
Only accessories supplied by the manufacturer must be used for installation!
N.B.: The first 90° bend is not included when calculating
the maximum available length.
Boiler
model
250 Fi
310 Fi
INSTRUCTIONS FOR FITTERS
All manuals and user guides at all-guides.com
Length (m)
60
Connector
B
A
Concentric connector
Figure 7
on EXHAUST DUCT
B
A
925.523.1 - EN