Kiefer – Feel-good atmosphere for more than 130 years

    Because good quality air in draught-free rooms promotes the wellbeing of every employee, our products stand for draught-free air distribution together with an attractive design and optimum energy efficiency.


    Air diffusers, chilled ceilings and concrete core cooling with air are at the heart of our product range – both as standardised products and in the form of project specific special solutions.

    Photo © Bruno Klomfar


    Modern ventilation systems, expert technical design and years of experience speak for us.

    Photo © Sparkassenverband Baden-Württemberg


    In the Kiefer Development Centre, covering around 400 m², innovative air-conditioning engineers are working on the future. In our ambient air flow laboratory we carry out targeted analyses of the comfort conditions for your projects – full service from a single source.

Luxury Hotel "The Fontenay" in Hamburg

On 19 March 2018, the new luxury hotel "The Fontenay", located directly on the Outer Alster, will open its doors to the first hotel guests. "The Fontenay" sets new standards for a contemporary, cosmopolitan and cordial guest experience – Luxury will be redefined.  Special air diffusers from Kiefer, which were developed according to the ideas of star architect Jan Störmer.
You can already look forward to an extensive reference report, which we will present shortly here as a reference of the month.

The new art museum Louvre in Abu Dhabi

Air-conditioning technology is a special challenge in galleries and museums. In order to meet the architectural wishes and requirements,
Kiefer further developed the INDUL V45 linear diffuser.
Interesting insights into the art museum and the play with air and light designed by Jean Nouvels can be found here.

Großer Preis des Mittelstandes

Kiefer is again nominated for the “Großen Preis des Mittelstandes” this year. The nationwide and cross-industry award is considered to be the most important competition for medium-size companies. The nomination occurs by third parties. The award is regarded as the highest distinction a company can receive for the positive overall company development. We are delighted to be again nominated and looking forward to the further competition course.


Development Center of STIHL, Waiblingen
In the extension of STIHL's development centre clearly shows how ventilation system components can be deliberately used as design features and give even cool, empty rooms a certain elegance. Read more...

Photo © Atelier Dirk Altenkirch

Linear Diffuser INDUL

Narrow, highly inductive linear diffuser for high comfort and unobtrusive installation here in the John-Jacob-Astor ballroom at the Waldorf Astoria hotel in Berlin. Find out more on the product page or go straight to the reference project.

Photo © Waldorf Astoria Berlin


The functional and aesthetic chilled ceiling system by Kiefer in the Engel technology centre in Schwertberg. Find out more on the product page.


Karriere bei Kiefer

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