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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 ...
The Helios Fans RSK 250 is an automatic backdraught flap intended for insertion directly into round ductwork to prevent unwanted reverse airflow. It operates automatically under both overpressure and underpressure conditions using a reliable spring-lock mechanism. The flap is constructed from durable galvanized sheet steel, with lightweight aluminu ...
The Helios Fans RSK 315 is an automatic backdraught flap designed for direct installation in circular duct systems. It effectively prevents reverse airflow under both overpressure and underpressure conditions, using a spring-lock mechanism for automatic operation. Constructed with a galvanized steel housing, aluminum flaps, and a stainless steel re ...
The Helios Fans RSK 355 is an automatic backdraught flap designed for insertion directly into duct runs. It automatically prevents reverse airflow by operating under both underpressure and overpressure modes using a reliable spring lock. The housing is made of galvanized sheet steel, providing durability and corrosion resistance, while the flaps ar ...
The Helios Fans RSK 400 is an automatic backdraught shutter designed for in-line installation within intake or extract duct systems. Suitable for use in any mounting position, this shutter effectively prevents reverse airflow to maintain system efficiency. Constructed with a durable galvanized steel casing, the RSK 400 features lightweight aluminiu ...
The Helios Fans RSKK 100 is a compact backdraught shutter designed for direct installation on either the inlet or outlet side of a duct system. Suitable for mounting in any orientation, it prevents unwanted reverse airflow and supports efficient air management. This shutter features a lightweight yet durable plastic casing and flaps, making it corr ...
The Helios Fans RSKK 125 is a backdraught shutter designed for direct installation within duct systems. It fits securely on the inlet or outlet side and can be mounted in any position to prevent reverse airflow. Constructed with a durable plastic casing and flaps, this shutter is lightweight and corrosion-resistant. A high-quality stainless steel r ...
The Helios Fans RVB 100 is a reliable straight connector designed for joining two ventilation duct sections with a 100 mm diameter. Manufactured from durable galvanized sheet steel, it ensures a secure and corrosion-resistant connection. Ideal for HVAC systems in residential, commercial, and industrial settings, this connector maintains airflow continuity ...
The Helios Fans RVB 125 is a robust connector designed for joining two sections of ventilation ducting with a 125 mm diameter. Constructed from high-quality galvanized sheet steel, it offers excellent durability and resistance to corrosion. This inline coupling is ideal for HVAC installations where a seamless, secure connection is required between duct se ...
The Helios Fans RVB 160 is a robust inline connector designed to join two duct sections of the same 160 mm diameter. Made from high-quality galvanized sheet steel, it ensures a secure and durable connection within ventilation systems. This straight coupling provides an easy and efficient solution for extending ductwork or integrating system components whi ...
The Helios Fans RVB 200 is a high-quality duct connector designed to join two ventilation duct sections with a 200 mm diameter. Made for durability and long-term performance, this connector ensures a tight and secure fit between duct pieces, helping maintain efficient airflow throughout the system. Constructed from corrosion-resistant galvanized steel, th ...
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