13
Possible discharge congurations:
B22 - B22P - B32 - C12 - C32 - C42 - C52 - C62 - C82
C12x - C32x - C42x - C52x - C62x - C82x
B22-B22P Suction indoors and discharge outdoors
B32 Flue discharge via single or collective integrated
into the building. Suction indoors
C12-C12x Concentric wall discharge. The tubes can
start from the water heater independently but the outlets
must be concentric or close enough to undergo similar
wind conditions (within 50 cm)
C32-C32x Roof concentric discharge. Outlets as C12
C42-C42x Discharge and intake in separate common
ues but subjected to similar wind conditions
C52-C52x Roof or wall separate discharge and intake
and in any case in areas at dierent pressures. The dis-
charge and intake pipes must never be positioned on
opposite walls
C62-C62x Discharge and intake made with pipes mar-
keted and manufactured and certied separately (EN
1856/1859)
C82-C82x Appliance connected to a wall combustion
air intake pipe and fume exhaust pipe through an indi-
vidual or group chimney.
C32
C82
C52
C12
C42
C12
B32
Uscita posteriore
C52
C32
C42
B22
Ingresso aria
outlet
Flange ues not installed
Flange ues ø 47 mm
Flange ues ø 45 mm
N.B. In the case of pipes with dierent lengths, see the graphs below.
length pipe air intake (m)
length pipe exhaust fumes (m)
14Fi AM Blue
17Fi AM Blue
0
2
4
6
8
10
12
14
16
0 2 4 6 8 10 12 14 16 18 20 22 24 26
No flangia
fumo (105 Pa)
Flangia fumo ø
48 mm (78 Pa)
Flangia fumo ø
46 mm (33 Pa)
0
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
0 4 8 12 16 20 24 28 32 36 40 44
No flangia
fumo (80 Pa)
Flangia fumo ø
47 mm (60 Pa)
Flangia fumo ø
45 mm (45 Pa)
length pipe exhaust fumes (m)
length pipe air intake (m)
Flange ues not installed
Flange ues ø 48 mm
Flange ues ø 46 mm