Use cases  
* Buisiness , official  buildings and Luxe places
* Height to 4m roof .
*  Instal on the wall or forehead of false roof or on the roof
Abilities
*Air distribution  in  one – side , two – side or direct
 * Made of Alominium profil
Whit out length limitation for making that is made of multi – slices *
* possible to using of damper for ventilation* suitable for air exiting distribution from fancuels .

* Low pressure deereasing