18
FOR BOILERs wITH FORCED DRAUGHT
3.6 - FLUE GAs EXHAUsT PIPE CONNECTION
C11Bs
% slope towards outle = 3%
FOR BOILERs wITH NATURAL DRAUGHT
ventilation of the rooms
The boiler must be installed in an adequate room in
compliance with the standards in force.
The combustion air is withdrawn directly from
the room where the boiler is installed.
Said room must be ventilated in compliance with the
standards.
To connect the flue gas exhaust pipe, local and na
-
tional standards must be observed
In the event the boiler is replaced, ALwAYs re-
place the flue gas pipe as well.
The boiler is type approved for the exhaust configu
-
rations listed below:
C12x
C12
% Slope towards outlet = 3%
TOTAL LENGTH (LA L Exhaust)
COAXIAL Ø60/100
DOUBLE Ø80
COLLECTOR
COLLECTOR
WITH
WITHOUT
WITH
WITHOUT
FROM
[m]
A
[m]
UP TO
[m]
FROM
[m]
A
[m]
UP TO
[m]
0,5
1
4
1 + 1 4 + 4
25
(13A+12s)
COAXIAL Ø80/125
DOUBLE Ø60
COLLECTOR
COLLECTOR
WITH
WITHOUT
WITH
WITHOUT
FROM
[m]
A
[m]
UP TO
[m]
FROM
[m]
A
[m]
UP TO
[m]
NA
NA
NA
NA
NA
NA
Distance between air
inlet pipe and flue gas
exhaust pipe: min 250
mm - max 500
Horizontal
exhaust and intake terminals directed
outside via coaxial or double pipes.
C32x
C32
TOTAL LENGTH (LA L Exhaust)
COAXIAL Ø60/100
DOUBLE Ø80
COLLECTOR
COLLECTOR
WITH
WITHOUT
WITH
WITHOUT
FROM
[m]
A
[m]
UP TO
[m]
FROM
[m]
A
[m]
UP TO
[m]
1
2,5
5
1 + 1 4 + 4
25
(13A+12s)
COAXIAL Ø80/125
DOUBLE Ø60
COLLECTOR
COLLECTOR
WITH
WITHOUT
WITH
WITHOUT
FROM
[m]
A
[m]
UP TO
[m]
FROM
[m]
A
[m]
UP TO
[m]
1
2,5
7
NA
NA
NA
vertical
exhaust and intake terminals directed out-
side via coaxial or double pipes..
