• Kieferklima Kindergarten Zihlschlacht INDUL linear diffuser

    A healthy indoor climate for the very little ones

    INDUL linear diffuser in the new kindergarten building in Zihlschlacht, Switzerland. In the group rooms, not only a healthy indoor climate but also a hygienic air exchange without unpleasant draughts was to be realised. Read more »

    Photo © Hannes Heinzer
  • [Translate to Englisch:] kieferklima_politecnico_INDUCOOL_labora

    INDUCOOL at the architecural campus: Politecnico in Milano

    Chilled ceiling panels not only offer efficiency and optimal conditions for thermal and acoustic comfort, but they also guarantee the best hygienic indoor air quality.
    Read more about »

    Photo © Enrico Cano
  • Kiefer_Nationalmuseum_Oslo_Bild_1_Bildnachweis__c__Nasjonalmuseet_Borre_Hostland

    Modern air-conditioning technology in Norway's new national museum

    The new National Museum Oslo with a fascinating façade of Norwegian slate and a radiant light hall as its crown.
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    Photo: Nasjonalmuseet/Borre Hostland
  • INDUSAIL LUMINOUS - a multifunctional lighting sail system

    The new lighting sail combines area lighting with cooling, ventilation and acoustics.
    Learn more about »


  • 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.


New school building Türli, Sachseln, Switzerland

CONCRETCOOL uses free cooling and combines building component activation with the ventilation function. The system has already proven itself for over 20 years and is ideal for new school buildings like this one. Read more...

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[Translate to Englisch:]

Acoustic Sail System INDUSAIL SONIC

At the offices of the IT department of Hypo Vorarlberg in the heart of Bregenz, the active acoustic sails INDUSAIL SONIC provides an optimal working atmosphere. Read here the complete reference report...

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Kiefer Klimatechnik GmbH
phone +49 711 8109-0

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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, light and acoustic sails, chilled ceiling panels and concrete core cooling systems, developed in the company's own laboratories.

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