* 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 - 150mm
A - 210
B - 165
C - 140
D - 90
E - 75
F - 145
* 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 - 150mmA - 210B - 165C - 140D - 90E - 75F - 145