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Products
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Helios Fans HSDV 400
The Helios HSDV 400 is designed to reduce noise on the pressure side of roof fans in the VD series. Made from seawater-resistant aluminium, this sound attenuator provides an average noise reduction of 8 dB. It is designed for easy installation directly onto the roof fan and can be retrofitted without requiring any structural modifications, ensuring improv ...
Helios Fans HSDV 450
The Helios HSDV 450 offers effective noise reduction on the pressure side of VD series roof fans. Constructed from seawater-resistant aluminium, this sound attenuator achieves an average noise attenuation of 8 dB. It is designed for straightforward installation onto existing roof fans and can be retrofitted without any structural alterations, combining du ...
Helios Fans HSDV 500
The Helios HSDV 500 is designed to reduce noise on the pressure side of VD series roof fans. Made from seawater-resistant aluminium, this sound attenuator delivers an average noise reduction of 8 dB. It is engineered for simple mounting on existing roof fans and can be retrofitted without requiring any structural modifications, ensuring durable and effect ...
Helios Fans HSDV 560
The Helios HSDV 560 provides effective noise reduction on the pressure side of VD series roof fans. Constructed from seawater-resistant aluminium, this attenuator achieves an average noise attenuation of 8 dB. It can be easily mounted onto existing roof fans and retrofitted without any structural modifications, ensuring durable performance and improved so ...
Helios Fans HSDV 630
The Helios HSDV 630 attenuator is engineered to reduce noise on the pressure side of VD series roof fans. Made from durable seawater-resistant aluminium, it delivers an average noise reduction of 8 dB. The unit can be easily installed on existing roof fans and retrofitted without the need for structural alterations, providing reliable noise control and pr ...
Helios Fans HSW 200/2
The Helios HSW 200/2 is a high-quality axial fan engineered to provide effective ventilation for industrial and commercial spaces. With a 200mm impeller diameter, this fan delivers consistent airflow and reliable performance. Built for durability and long-lasting operation, the HSW 200/2 is ideal for factories, workshops, and commercial buildings w ...
Helios Fans HSW 200/4
The Helios HSW 200/4 is a robust axial fan designed for reliable and efficient ventilation in industrial and commercial settings. Featuring a 200mm impeller diameter, this fan provides strong airflow to meet demanding ventilation requirements. Engineered for durability and long-term performance, the HSW 200/4 is ideal for factories, workshops, and ...
Helios Fans HSW 250/2
The Helios HSW 250/2 is a powerful axial fan engineered to provide effective ventilation for industrial and commercial spaces. Featuring a 250mm impeller diameter, this fan ensures consistent airflow and dependable performance. Built for durability and long-lasting operation, the HSW 250/2 is ideal for factories, workshops, and commercial buildings ...
Helios Fans HSW 250/4
The Helios HSW 250/4 is a durable and efficient axial fan specifically designed for ventilation in industrial and commercial spaces. With a 250mm impeller diameter, this model ensures strong, steady airflow to support a wide range of air movement needs. Ideal for use in factories, workshops, and other large facilities, the HSW 250/4 improves indoor ...
Helios Fans HSW 250/6
The Helios HSW 250/6 is a high-efficiency low-speed axial fan with a 250mm impeller, ideal for ventilation in commercial and industrial environments where quieter operation is preferred. Despite its lower speed, it delivers consistent and reliable airflow to maintain optimal indoor air quality. Built with durable components, the HSW 250/6 is perfec ...