Ferroli TEMPRA 30 Installation, Service And User Instructions Manual page 18

For further accessories please refer to:
"Flue system manual for room sealed boiler"
Example of calculation for wall inlet/outlet
with 2 pipe system
maximum total fl ue length: 48 metres
7 6 5
4
3.04.3 Example of other installation with two pipe systems
Example of wall inlet/outlet
2 pipe application
18
TEMPRA 30
Attention:
REF. N° OF PIECES DESCRIPTION
2
1 3
1
2
3
4
5
6
7
Fig. 17
Fig. 18
Resistance of fl ue restrictor (if req.) is included
Remove the fl ue restrictor.
The fl ue and air pipes must have an inclination
downward equal to 3% from boiler to outside.
1 Air bend 80 mm R/D = 0,75
13 Horizontal air pipe
1 Air wall terminal
1 Air inlet closing fl ange
1 Flue bend 80 mm R/D = 0,75
12 Horizontal fl ue
1 Air wall terminal outlet fl ue
Example
of roof inlet/outlet
CODE LENGTH OR
REDUCTION
1,5 m
13,0 m
2,0 m
—
2,5 m
24,0 m
5,0 m
TOTAL 48,0 m
Fig. 20