* The middle disc adjusting design is convenient to adjust the air volume and the balance of air pressure
* Suitable for air outlet of household and commercial air fresh system to adjust air volume
* The panel and gear sleeve can be separated, easy to install and clean
Size - 100mm
A     - 148
B     - 112
C     - 90
D     - 85
E     - 71
F     - 95
      * The middle disc adjusting design is convenient to adjust the air volume and the balance of air pressure* Suitable for air outlet of household and commercial air fresh system to adjust air volume* The panel and gear sleeve can be separated, easy to install and cleanSize - 100mmA     - 148B     - 112C     - 90D     - 85E     - 71F     - 95