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Helios Fans HSD 315÷4÷2 Note: FREE Click & Collect
The Helios HSD 315÷4÷2 axial fan offers high efficiency with a robust cylindrical duct casing made of galvanised sheet steel, reinforced by two swaged stiffening rings for added strength. The grille is crafted from impact-resistant polymers for long-lasting durability. Equipped with a highly efficient 7‑blade impeller manufactured from impact-resis ...
Helios Fans HSD 315÷8÷4 Note: FREE Click & Collect
The Helios HSD 315÷8÷4 is a high-efficiency axial fan designed with a sturdy cylindrical duct casing made from galvanised sheet steel, reinforced with two swaged stiffening rings for enhanced structural integrity. The grille is constructed from impact-resistant polymers, ensuring durability in demanding environments. This fan features a highly effi ...
Helios Fans HSDV 315 Note: FREE Click & Collect
The Helios HSDV 315 is a roof fan attenuator specifically designed for use with roof smoke exhaust fans rated for temperature classes F400 and F600. Constructed from premium aluminium, this attenuator features a robust and weatherproof design with four mounting profiles made of powder-coated sheet steel in RAL 7015, providing corrosion protection class C2 ...
Helios Fans HSDV 355 Note: FREE Click & Collect
The Helios HSDV 355 is engineered to provide effective discharge-side sound insulation for roof fans in the VD series. Constructed from seawater-resistant aluminium, this robust attenuator fully encloses the roof fan, delivering an average noise attenuation value of 8 dB. Its design allows for simple retrofitting, enabling installation without any ...
Helios Fans HSDV 400 Note: FREE Click & Collect
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 Note: FREE Click & Collect
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 Note: FREE Click & Collect
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 Note: FREE Click & Collect
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 Note: FREE Click & Collect
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 Note: FREE Click & Collect
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 ...