SD – SILENCERS FOR ROUND DUCTS
SD silencers for round ducts are designed to reduce ventilation noise in circular air duct systems. Ideal for spaces with strict acoustic standards, they work seamlessly with sound-insulated fans.
The SD silencers for round ducts are tailored for noise reduction in circular duct systems across residential, commercial, and industrial settings. These silencers effectively dampen sound transmission caused by airflow and fan operation, ensuring quieter indoor environments.
Engineered for round air ducts ranging from 100 mm to 315 mm, the SD silencers are typically installed in systems where low noise levels are critical, such as offices, medical facilities, and quiet residential zones. They are especially effective when used in combination with sound-insulated fans.
Available in a wide range of lengths and diameters, the SD round silencers offer flexibility and performance, helping you maintain comfort without compromising airflow efficiency. Built with durable materials, they ensure long-lasting sound attenuation and reliable performance in demanding environments.
Features
- For attenuation of noise produced by a ventilation system and spread along ventilation ductways.
- Used jointly with sound-insulated fans in premises with high requirements to noise level produced by ventilation equipment.
- Compatible with 100 to 315mm round air ducts.
- A great variety of standard ranges with several length options.

