Sound attenuators

ETS NORD NRF 100-600-50 is a 600mm long round silencer with 50 mm mineral wool insulation, ideal for 100 mm ducts. Reduces ventilation noise and improves airflow efficiency.

ETS NORD NRF 100-900-50 - high-performance round silencer for 100 mm ducts with 900mm lenght. 50 mm insulation for superior noise reduction and minimal airflow resistance.

ETS NORD NRF 125-900-50 extra-length 900 mm mineral wool silencer with rubber seal for 125 mm ducts. 50 mm mineral wool insulation, delivers maximum sound attenuation with minimal pressure loss.

Ø125mm/1m AKUDEC-2 semi-flexible circular sound attenuator – aluminum insulated duct with 25mm acoustic barrier. Reduces HVAC noise efficiently. Temperature range -30°C to +250°C.

Ø160mm/1m AKUDEC-2 semi-flexible sound attenuator – premium aluminum insulated duct with 25mm acoustic insulation. Effectively reduces HVAC noise and vibration. Temperature range -30°C to +250°C.

The NRF 200-600-50 ETS NORD round duct silencer with rubber seal, 600 mm in length with 50 mm sound insulation, is an essential component for ventilation systems, ensuring effective noise attenuation. Suitable for 200 mm air ducts, these innovative silencers provide excellent airflow performance and are used to reduce noise from various sources in ventilation systems, such as fans, heat recovery units, or terminal blocks.