Helios (2264)
The Helios Fans RSD 400/800 is a high-efficiency duct silencer engineered to reduce airflow noise in ventilation systems while maintaining low pressure loss. Its durable housing is made of galvanized sheet steel and is internally lined with premium-grade mineral wool for optimal sound absorption. To enhance durability, the flow-side is protected with a fl ...
The Helios Fans RSD 450/1200 is a high-performance duct silencer designed to provide superior noise attenuation in ventilation and duct systems. The housing is constructed from robust galvanized sheet steel, ensuring long-term durability and corrosion resistance. Internally, the unit is lined with high-quality mineral wool for efficient sound absorption, ...
The Helios Fans RSD 450/400 is a compact and effective duct silencer designed to reduce noise in ventilation systems without compromising airflow. Its robust galvanized sheet steel housing offers excellent durability and corrosion resistance. Inside, the silencer is lined with premium-quality mineral wool for superior sound absorption, while a protective ...
The Helios Fans RSD 450/800 is a high-quality inline duct silencer engineered for noise reduction in ventilation systems. Its sturdy housing is constructed from galvanized sheet steel, ensuring long-term durability and resistance to corrosion. Internally, it features a high-grade mineral wool lining that effectively dampens sound, while a fleece layer on ...
The Helios Fans RSD 500/1200 is a robust inline duct silencer designed to reduce noise in ventilation systems while maintaining high airflow efficiency. Its durable housing is made from galvanized sheet steel, providing excellent corrosion resistance and structural strength. Inside, it features premium mineral wool lining for superior acoustic insulation, ...
The Helios Fans RSD 500/600 is a high-performance inline duct silencer designed to minimize noise in ventilation systems without compromising airflow. Its rugged housing is constructed from galvanized sheet steel, providing long-term durability and protection against corrosion. Inside, the unit is lined with premium-grade mineral wool for effective sound ...
The Helios Fans RSD 500/900 is a robust inline duct silencer designed to reduce noise in ventilation systems while maintaining optimal airflow. Its durable housing is made from galvanized sheet steel, ensuring resistance to corrosion and long-lasting performance. Inside, it features a high-quality mineral wool lining for excellent sound absorption, comple ...
The Helios Fans RSD 560/1200 is a high-performance duct silencer engineered for effective noise reduction in ventilation systems. Its housing is constructed from galvanized sheet steel for superior durability and corrosion resistance. Internally, the silencer is lined with high-quality mineral wool to absorb sound effectively, while a fleece layer on the ...
The Helios Fans RSD 560/600 is a compact and effective duct silencer designed to minimize noise in ventilation systems while maintaining optimal airflow. The robust housing is made from galvanized sheet steel, offering strong protection against corrosion and wear. Internally, it is lined with high-quality mineral wool for superior acoustic performance, an ...
The Helios Fans RSD 630/1200 is a premium-quality duct silencer engineered for efficient noise attenuation in ventilation systems. Constructed from durable galvanized sheet steel, it is designed to withstand harsh conditions and maintain performance over time. The interior is lined with high-grade mineral wool for optimal sound absorption, while the airfl ...
The Helios Fans RSD 630/600 is a robust and efficient duct silencer designed to reduce noise levels in ventilation systems without compromising airflow performance. Its housing is constructed from galvanized sheet steel for durability and corrosion resistance, making it suitable for demanding environments. Internally, the silencer is lined with hig ...
The Helios Fans RSK 150 is an automatic flap damper engineered for easy integration into ventilation pipe systems. It prevents unwanted backflow and ensures efficient airflow in both underpressure and overpressure scenarios. Its versatile design allows for installation in various orientations by simply rotating the unit to suit the airflow direction. ...
The Helios Fans RSK 160 is a high-performance automatic backdraft damper designed for installation within circular duct systems. Engineered to regulate airflow and prevent reverse ventilation, this damper operates automatically in both underpressure and overpressure modes through a reliable spring-loaded mechanism. Its rotatable installation design ...
The Helios Fans RSK 180 is an automatic backdraught shutter designed for in-line installation in ventilation ducting. Suitable for both intake and exhaust applications, it can be mounted in any orientation, offering flexible installation options for residential, commercial, or industrial ventilation systems. This shutter effectively prevents unwant ...
The Helios Fans RSK 200 is an automatic backdraught flap designed for direct insertion into circular duct systems. It ensures one-way airflow by automatically closing under reverse pressure conditions, helping to prevent backflow of air within ventilation systems. Built for reliable performance, the RSK 200 features a durable galvanized sheet steel ...
Note: Code can only be used once per customer. Discount codes are entered after selecting shipping method.
Same day deliveries locally & nationwide (UK mainland only). Price on request — Send message with order, or call 0161 864 1777.
