Technical information
24
installation
TWIN-PIPE SYSTEM
FLUE TYPE
MAX
LENGTH
DIAMETER
of PIPE
EQUIVALENT
LENGTH
45° 90°
C13
Flue gas exhaust and air
suction duct through
external wall in the same
range of pressure
24
36 m
(S1=S2)
80/80
0,5 m
1 m
30
30 m
(S1=S2)
38
18 m
(S1=S2)
C 33
Flue gas exhaust and
air suction duct from
outside with roof
terminal in the same
range of pressure
24
60 m
(S1=S2)
80/80
30
50 m
(S1=S2)
38
21 m
(S1=S2)
C53
Flue gas exhaust leading
outside and air suction
duct through external
wall not in the same
range of pressure
24
84 m
(S1+S2)
80/80
30
70 m
(S1+S2)
38
42 m
(S1+S2)
S1 = Air intake S2 = Flue gas exhaust
S1 = S2 - Air intake and ue gas exhaust equal lengths
S1 + S2 - Air intake and ue gas exhaust unequal lengths










