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© FANTECH
2016
NOISE CONTROL PRODUCTS
PRESSURE DROP GRAPHS
CIRCULAR DUCT ATTENUATORS
200
25
1
2
5
10
20
0.5
100
50
40
60 75
Air Volume m /s
3
Pressure Loss, Pa
031
035
040
045
050
056
071
100
125
140
160
200
080
Podded Circular Attenuator - C1P..., C2P..., C1P...QS, C2P...QS
035
045
050
063
071
090
20
10
5
3
1
1
2
5
10
20
40 50
75
0.5
30
Air Volume m /s
3
Pressure Loss, Pa
100
080
Open Circular Attenuator - C1..., C2...,C1...QS, C2...QS
090
063
180
0.8
1.5
3 4
8
15
25 35 30
50
160
125
140
180
200
056
040
031
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