Supply / Return Round Diffuser
Sales EnquiryCatalogue




Round Diffuser – B-30 – Series;

Model : RRD-B-30 /SRD-B-30

Aluminium Construction / SS Construction.

Low Leakage Frame styles.


BETEC CAD. model RRD-B-30 /SRD-B-30 is a Return / Supply round air Diffuser for air distribution in HVAC systems, They provide excellent performance for air distribution and low pressure drops at different air passage velocities. All models of round Diffusers are designed to give full flexibility in volume and air pattern control. Air distribution pattern can be made horizontal along the ceiling. Deflecting vanes and opposed volume damper can be adjusted from the diffuser face. By adjusting the volume damper, flow volume can be adjusted. The volume damper is designed in a unique way that it can be used as an equalizing grid. The Diffusers are constructed from high quality aluminum extruded profiles.