Ventech manufactures Round diffusers from high quality aluminium sheets.The concentric inner cores are rigidly fixed to the frame of the round diffuser,giving a horizontal air pattern.Ventech round diffusers are also available with removable core for easy access and maintenance of ductwork.Round diffuser are generally installed on ceiling tiles or exposed ductwork using round ducts for supply and return air HVAC applications.Round diffusers are available with black powder coated butterfly damper for supply air applcations.The damper can be operated from the face of the Round diffuser by means of a screw driver or a simple hook as shown below.

Ventech round diffusers are also available with adjustable core,to handle large volumes of supply air volumes.Adjustable round diffusers are available in aluminium and steel construction.Ventech also manufactures other types of ceiling diffusers such as square and rectangular diffusers,linear slot diffuser,perforated diffuser,jet diffuser and light troffer diffuser for various HVAC applications.