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Products
Helios (579)
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Helios Fans ALEFS 30
The Helios Fans ALEFS 30 is an air intake unit designed for installation in window frames, providing controlled outside air supply through differential pressure regulation. It features an integrated airflow controller and limiter to maintain consistent ventilation rates, combined with additional sound attenuation to reduce noise transmission. The u ...
Helios Fans ALEFS 45
The Helios Fans ALEFS 45 is an air intake element designed for installation in window frames, offering regulated outside air supply based on differential pressure. This unit combines an integrated airflow controller and limiter with enhanced sound attenuation to minimize noise infiltration. It includes an indoor facia, mounting plate, fly screen, a ...
Helios Fans ALEFS Hygro 5/45
The Helios Fans ALEFS Hygro 5/45 is a humidity-sensitive air intake element designed for mounting in window frames. It automatically adjusts the outside air supply depending on the relative humidity levels inside rooms such as apartments and bedrooms, ensuring optimal ventilation. This unit features an integrated airflow controller, limiter, and ad ...
Helios Fans ALF 100
The Helios Fans ALF 100 is a flexible ducting solution available in 10-meter lengths and offered in ten standard diameter sizes. It is made from two layers of polyester foil coated with aluminium, reinforced by a spring steel spiral coil that provides excellent flexibility and durability. This ducting is ideal for various ventilation applications where ad ...
Helios Fans ALF 125
The Helios Fans ALF 125 is a flexible ducting product available in 10-meter lengths, offered in ten standard diameter sizes. It consists of two layers of polyester foil with an aluminium coating and is supported by a spring steel spiral coil, ensuring maximum flexibility and robustness. This ducting is suited for a wide range of ventilation systems requir ...
Helios Fans ALF 160
The Helios Fans ALF 160 is a flexible ducting solution supplied in 10-meter lengths, offered in ten standard diameter options. It features a construction of two layers of polyester foil coated with aluminium, supported by a spring steel spiral coil to provide maximum flexibility and durability. This product is designed for use in diverse ventilation appli ...
Helios Fans ALF 200
The Helios Fans ALF 200 is a flexible ducting product available in 10-meter lengths and offered in ten standard diameters. It is made from two layers of polyester foil coated with aluminium and reinforced with a spring steel spiral coil, providing excellent flexibility and durability. This ducting is suitable for a range of ventilation applications requir ...
Helios Fans ALF 250
The Helios Fans ALF 250 is a highly flexible ducting solution supplied in 10-meter lengths and available in ten standard diameter options. It is constructed using two layers of aluminium-coated polyester foil and reinforced with a durable spring steel spiral coil. This design offers excellent flexibility and strength, making it ideal for a wide range of v ...
Helios Fans ALF 315
The Helios Fans ALF 315 flexible duct is supplied in 10-meter lengths and offered in ten standard diameters to suit various installation needs. It is built from two layers of polyester foil with an aluminium coating and reinforced by a spring steel spiral coil, ensuring outstanding flexibility and structural stability. This ducting is ideal for ventilatio ...
Helios Fans ALF 355
The Helios Fans ALF 355 flexible duct is available in 10-meter lengths and comes in ten standard diameters, making it suitable for a wide range of ventilation applications. It features a double-layer construction of aluminium-coated polyester foil and is reinforced with a spring steel spiral coil, delivering excellent flexibility and durability. This desi ...