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Products
Helios (579)
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Helios Fans HRFW EC 560
The Helios HRFW EC 560 is a high-performance EC axial fan designed for efficient air movement in commercial and industrial ventilation systems. Its robust cylindrical housing is constructed from galvanized sheet steel with flanges on both ends, providing strength and easy duct integration. All dimensions and flange hole patterns conform to DIN 24155 Part ...
Helios Fans HRFW EC 630
The Helios HRFW EC 630 is a powerful EC axial fan engineered for high-efficiency ventilation in industrial and commercial duct systems. Its cylindrical housing is made from durable galvanized sheet steel and includes flanges on both ends for secure duct connections. Designed to DIN 24155 Part 2 standards, the fan also features an IP55-rated external termi ...
Helios Fans HSD 250/4
The Helios HSD 250/4 is a high-efficiency axial fan designed for reliable ventilation performance. It features a robust cylindrical duct casing constructed from galvanised sheet steel, reinforced with two swaged stiffening rings for durability. The protective grille is made from impact-resistant polymers, ensuring long-lasting use. The fan is equip ...
Helios Fans HSD 315/4
The Helios HSD 315/4 is a high-performance axial fan engineered for efficient ventilation. It features a sturdy cylindrical duct casing made from galvanised sheet steel, reinforced with two swaged stiffening rings to ensure structural integrity. The grille is constructed from impact-resistant polymers for durability and safety. This model incorpora ...
Helios Fans HSD 315÷4÷2
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
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
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
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
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 ...