Air terminal devices for perfored diffusers
Air terminal units of UDF series are constituted by a performed square face diffuser with insulated plenum complete of calibration damper.
UDF series units are applicable on ceiling both false ceiling or distribution system at view for supply air.
Plenum or calm box, allows to eliminate or reduce the non-uniformity of the velocity profile of the air coming from the supply duct. In this way, the throw characteristics of the diffuser will comply with those laid without asymmetry or directionality caused by unwanted velocity gradients.
Cestaro Bernardo Srl is able to offer in a short working times both standard and special constructions of dimensional and construction specifications required by the customer.
Structure and dimensions
Material: Steel (aluminum frame)
Standard finishing: Powder painted white RAL 9010
Fixing: by side screws
For special constructions, the surface finishing can be carried out in not standard RAL colours by powder painting.
Material: Galvanized steel
Fixing: by screws
Connection: upper side
Regulation: by calibration damper
For special constructions, the plenum can be supplied without isolation and with upper connection.
Heat insulating material
Polyethylene adhesive in Class "1" reaction to fire (DM 26/06/1984). External standard applying. Internal application on request.
Maximum operating temperature: 70 °C
Square standard with upper circular connection in the hole/connection sizes combination shown on the following.