ES
CZ
HU
SL
HR
104
IE
PL
IE
ES
105
CZ
HU
SL
HR
PL
Resistance Factors and Equivalent Lengths.
DUCT TYPE
Resistance
Factor
(R)
Equivalent length in
metres of concentric
pipe Ø 60/100
Equivalent length in
Equivalent length in
metres of concentric
pipe Ø 80/125
Equivalent length in
metres of
pipe Ø 80
Concentric pipe Ø 60/100 1 m
90° bend concentric Ø 60/100
45° bend concentric Ø 60/100
Terminal complete with concentric horizontal
intake-exhaust Ø 60/100
Concentric pipe Ø 80/125 m 1
90° bend concentric Ø 80/125
Intake
and
exhaust
16.5
m 1
Intake
7.1m
Intake
and
exhaust
21
m 1,3
Intake
9.1m
Intake
and
exhaust
16.5
m 1
Intake
m 7.1m
Intake
and
exhaust
46
m 2,8
Intake
m 20m
Intake
and
exhaust
6
m 0,4
Intake
2.6m
Intake
and
exhaust
7.5
m 0,5
Intake
3.3m
Exhaust
5.5 m
Exhaust
7.0m
Exhaust
m 5.5m
Intake
m 14m
Exhaust
2.0m
Exhaust
2.5m
m 2,8
m 3,5
m 2,8
Exhaust
m 15m
m 7,6
Exhaust
10.6m
m 5,3
m 1,9
Intake
and
exhaust
32
Terminal complete with concentric horizontal
Terminal complete with concentric horizontal
intake-exhaust Ø 60/100
m 1,0
m 1,3
45° bend concentric Ø 80/125
Intake
and
exhaust
6
m 0,4
Intake
2.6m
Exhaust
2.0m
m 1,0
Terminal complete with concentric vertical
intake-exhaust Ø 80/125
Intake
and
exhaust
33
Intake
14.3m
Exhaust
11.0m
m 2,0
m 5,5
Terminal complete with concentric vertical
intake-exhaust Ø 80/125
m 1,6
Intake
11.5m
Exhaust
8.8m
Intake
and
exhaust
26.5
m 4,4