The RB sound attenuator was designed to fit rectangular duct connections, and to reduce sound levels in duct systems. The RB attenuator is sector panel designed, and comes in a wide range of configurations and materials. RB is available for either exterior or interior applications.
- Rectangular sound attenuator
- Excellent attenuation qualities
- Efficient and aerodynamic internal dividers designed to achieve very low pressure drop
- Cleanable Therwoolin surface layer on the insulation
Material & finish
The casing is made of galvanized sheet steel. The sector panels are made of high quality absorption material, with laminated cleanable surfaces type Therwoolin.