• New Swatch headquarter in Biel

    The extraordinary new building by architect Shigeru Ban extends as a shimmering and curved silhouette.  The unusual design breaks with the conventions of classic office building architecture and blends harmoniously into the urban environment.

    Photo: © Swatch
  • Air conditioning technology for the new events venue

    Complete plant technology, including the building management system, for the new Wagenhallen events venue in
    Stuttgart, Germany.

    Photo: © Daniel Stauch Photography
  • Comfortable ambient climate in harmony with the architecture

    The new M9 Museum in Venice-Mestre, designed by Sauerbruch Hutton uses INDUL N linear diffusers, which provide efficient air distribution without draughts.

    photo: ©


  • Outstanding BREEAM rating in this London workplace

    Highly    inductive    ceiling    air  diffuser  in  a  range  of  design,  shape  and  colour  options.    The    air    guide    elements   developed   especially for this ceiling air diffuser  make  it  possible  to  meet  individual,  room-specific requirements.

    photo: © Timothy Soar
  • INDUL - Slimline linear diffuser for maximum thermal comfort

    INDUL free jet characteristics are unique in enabling a continuously diffuse ambient air flow.


Air conditioning technology in harmony with architecture

Kiefer develops and sells high-quality air diffusers, fan coil systems, chilled ceiling panels and concrete core cooling systems worldwide. In close cooperation with our engineering business we extended and implemented our practical experience in new developments of our ventilation components and systems.



Swatch Headquarter, Biel

After almost five years of construction, Swatch inaugurates its new headquarters in Biel, one of the world's largest wooden structures designed by Japanese star architect Shigeru Ban. The architect - winner of the Pritzker Prize - is known for his filigree structures and unconventional methods in architecture.

Read more »

Rückblick Swissbau Basel 2020

Wir blicken auf fünf interessante Messetage auf der führenden Fachmesse der Schweizer Bau- und Immobilienwirtschaft zurück. Dieses Jahr stand die Produkt-Neuheit "INDUSAIL LUMINOUS" - ein flexibles Akustikdeckensegel mit integrierter Umluftkühlung und Beleuchtungstechnik im Fokus und wurde beim Fachpublikum interessiert aufgenommen. Der persönliche Austausch mit den Experten der Branche ist für uns unverzichtbar für eine gute Kundenbeziehung und stärkt das Vertrauen in unsere Produkte und Projekte.

Read more »


Kiefer Luft- und Klimatechnik GmbH
phone 0711/8109-0


Do you need professional advice for your project?
Contact our experts >>

Ventilation system components

Linear air diffusers, wall passages, displacement outlets, chilled ceiling panels and concrete core cooling systems for an optimum and draught-free room air flow.

Ventilation and air-conditioning systems

We efficiently realize the complete plant technology for the comfort and industrial sector including building control system and maintenance.


Consulting and Planning

Kiefer experts develop individual ventilation solutions, support your construction project with ambient air flow analyses and support as partners for maintenance and service.

Kiefer Klimatechnik GmbH

Kiefer Klimatechnik GmbH is a leading company in the field of ventilation, air handling and air conditioning technology. Our range of services includes consulting, planning and execution of systems for thermal comfort and industrial air conditioning, as well as the associated installation and maintenance. For more than three decades, Kiefer has also been selling high grade ventilation components worldwide, such as linear diffusers, wall passages, displacement outlets, chilled ceiling panels and concrete core cooling systems, developed in the company's own laboratories.

© 2020 Kiefer Klimatechnik GmbH