FESTO Gas Sensors Muffler 612348 - FESTO 6841, The Festo 6841 Muffler, made of polyethylene and aluminium, operates under a maximum pressure of 10 bar. It is designed to reduce noise and control exhaust airflow in pneumatic systems. This component is typically used in industrial applications to improve environmental conditions and system performance. FESTO 6841 U-1/8-B muffler 10 bar PE aluminium noise reduction