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Passive House certificate for KWL EC 170 W

The newest members of the Helios KWL family have been awarded as "Certified Passive House Components" by the Passive House Institute.

KWL EC 170 W wins at the ICONIC AWARDS 2019

Our new KWL EC 170 W has received another award! We are pleased having gained the "ICONIC AWARD 2019: Innovative Architecture". Following the "Best of SHK Award 2019" and the haustec.de "Product of the Year 2019" award, this is now the third award in a short time for the new compact unit with heat recovery.

Double awarded – the new KWL EC 170 W convinces

The new KWL EC 170 W ventilation unit has won two awards, proving that its compact dimensions and technical features are convincing – all according to the motto "Maximum performance with minimum space requirements".

Efficient, compact and extra powerful – the new Jet Fans IVR EC

The fact that Helios flat centrifugal jet fans are particularly durable and effective has been well known in the market for years. The new generation is equipped with highly efficient EC technology and raises the benchmark even higher.

A breath of fresh air - live from the ISH

Helios presents state of the art ventilation at the ISH in Frankfurt. This includes Helios AIR1 - the biggest ventilation units with heat recovery ever built by Helios, the latest innovations in the field of technical building equipment and smoke extraction, and innovative solutions for domestic ventilation.

High up: The Helios roof fans.

The new generation of Helios roof fans has arrived. Five strong series combined with tailor-made accessories offer almost unlimited possibilities. From the canteen to production facilities to the shopping mall - our new campaign provides exciting insights into the wide range of applications for Helios system solutions.

New Video for EcoVent Verso

There are lots of clever ideas in our EcoVent Verso single room ventilation unit - for more efficiency, more assembly freedom and more flexibility of use. In return, our smallest heat recovery unit has already won many industry awards and now shows its potential in the new, informative product video.

Helios AIR1. The new dimension is here!

Helios AIR1 is the new solution for energy-efficient ventilation with heat recovery. The product range offers various technical variants in 3 series: for ceiling or floor-mounted installation, with highly efficient cross-counterflow or rotary heat exchangers for use inside or outside.


Compact, flexible and practically invisible - the new member of the Helios KWL family KWL EC 170 W impresses with compact dimensions, air flow rates of up to 170 m3/h and an installation space of only 0.2 m². It is suitable for both, in new buildings and renovations, and can be used in apartments up to 110 m² in size.

KWL MultiZoneBox

For the first time, the KWL® MultiZoneBox combines the functions of volume flow control, sound attenuation and air distribution in one compact unit – for supply and exhaust air! In combination with a central building KWL® unit, the MultiZoneBox ensures silent, needs-oriented ventilation.

Single room ventilation unit KWL EC 45

The EcoVent Verso opens up com-pletely new possibilities for the econo-mical ventilation of single rooms. The EcoVent Verso is particularly useful if there is limited space available due to its compact dimensions, whether it is used in new construction or renovation, for single-family houses or apartment buildings.

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