Acoustic duct silencer designed for flexible connections in ventilation systems. It is supplied in a compressed form, which must be extended to the full length during assembly to achieve a full absorption effect. The diameter range ranges from 80 to 315 mm.

Construction

• inner layer of flexible perforated aluminum pipe
• outer layer of hardly flammable and wear-resistant aluminum foil
• middle layer of mineral wool 25 mm thick
• the muffler has rigid connectors for easy assembly
• standard length 0.3-0.6 m after stretching or 0.6-1.2 m after stretching

Technical data