Airfoil’s Radial Swirl Diffuser (CDS-DM 500R) has 22 fixed vanes. It has the ability to handle lower to mid range air quantities whilst still being able to maintain the desired supply air swirl pattern. The CDS-DM 500R is a highly versatile swirl making it ideal for use in a variety of applications such as office blocks, hospitals, shopping centres, or any building where the even distribution of air is paramount.