Circular sound attenuator, available with 50 and 100 mm insulation.
- Circular sound attenuator
- Excellent attenuation qualities
- Internal insulation is covered in perforated steel sheet
Material & finish
The casing is made of galvanized sheet steel. The internal insulation is made of high quality absorption material with a laminated glass fiber surface covered, with a perforated protection of galvanized steel sheet.