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DAMPER ONLY INSTALLATIONS
In-Line Dampers or Boxes Without Flow Ring
Box Type & Model
Inlet Size (in.)
CFM @ 1"
Area
K (SSE Sensor)
4" Round
125
0.09
1.00
In-Line Round Damper
5" Round
220
0.14
1.00
6" Round
360
0.20
1.00
Boxes without Flow Ring
7" Round
550
0.27
1.00
8" Round
800
0.35
1.00
9" Round
1025
0.44
1.00
10" Round
1400
0.55
1.00
12" Round
2300
0.79
1.00
14" Round
3500
1.07
1.00
16" Round
5000
1.40
1.00
