MM-RI NEW MM-RI NEW Material composition: EPDM Temperature resistance: -40-110 °C Noise reduction: 13 dB (A) Features & Applications Features Prevents direct contact between the air duct and the channel Large contact area between the channel insulation profile and the air duct avoids transmission of vibration and structure-borne sound Quick and easy installation in the channel Suitable for all MM installation channel systems and M8/M10 threaded rods Applications Acoustic insulation of MM channel air duct supports For separating installed items from the channel Insulating layer between M8 and M10 threaded rods and the ventilation duct