The Circular Attenuator 900mm Length 400mm provides efficient sound attenuation for commercial ventilation systems while maintaining reliable airflow. Constructed from robust sheet steel with durable end plates, this attenuator is designed for long-lasting performance.
Its 900mm length ensures optimal noise reduction, suitable for offices, hospitals, schools, and other commercial applications. The unit includes a 30-minute fire rating and a fitted spigot for easy connection to circular ductwork. Available ex-stock, it offers a cost-effective and high-performance solution for duct noise control.