Product Information:
It is conducive to blowing a large amount of air. It provides the best diffusion of air. Air
the output sound and resistance are less than other types. Circular anemostads are of
two types. First The type has the ability to adjust the wide and vertical drop of the air,
and the second type is the air spreads over a large area, that is, it is the type with little
vertical drop. Dampers of circular anemostads butterfly type.