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Notes on installation
Individual pressure loss values
Internal wall
Model variant
straight piece per 1 m length
Fixtures
Bend
R = 300 mm
R = 200 mm
R = 100 mm
Angle
Elbow
Telescopic wall box with grid
Wall box with backpressure flap
Total pressure loss values
Total pressure loss
0 - 50
0 - 80
0 - 124
0 - 186
Pipe connection
Flat duct connection
diameter > 100 mm
Pipe,
Flexible
Flexible
110 x 54
smooth
pipe,
pipe, cor-
smooth
grooved
rugated
4
6
12
10
3
5
7
6
4
7
8
8
6
9
10
12
10
16
17
26
19
22
24
> 50
14
28
6
13
Pipe connection
100
110
120
130
220 x 54
smooth
3
3
4
6
8
17
7
3
6
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