• Innovations with air for more than 140 years

    Healthy, draught-free air quality supports the wellbeing of every employee. Our products enable draught-free air distribution combined with attractive design and optimal energy efficiency.

  • Worldwide high-quality ventilation components

    Air diffusers, chilled ceilings and concrete core cooling with air are the heart of our product range – standardised or as specials for project specific solutions.

    Foto © Bruno Klomfar
  • Plant Engineering

    Modern ventilation and air-conditioning systems paired with convincing technical concepts and the experience of our engineers persuades over decades.

    Photo Breuninger Stuttgart © David Matthiessen
  • Research and Development Services

    In our development center, creative climate engineers work on the future. The ambient air flow laboratory offers you competent and reliable air condition analyses for your projects.


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.


  • Head Office Municipial Utilities Karlsruhe

    The high performance chilled ceiling panel can be integrated into any design concept.
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    Photo © Nikolay Kazakov
  • Photos © Diane Auckland / Fotohaus

    London Business School

    In one of the wold’s elite business schools the linear diffuser INDUL was integrated in the wooden plank ceiling in the lecture theatre.
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    Foto © Diane Auckland / Fotohaus
  • Hotel The Fontenay

    New luxury hotel with unique air quality and highest demands on design and functionality.
    Read more »

    Photo © The Fontenay Hamburg

Kiefer on next ISH 2019

ISH 2019 with a new sequence of days from Monday till Friday. Kiefer Luft- und Klimatechnik awaits you in hall 8 stand A40. Save the date for a visit: 11.3 - 15.3.2019.

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Kiefer trainees again best-in-class

Beginning of May, the Federal Industrial Association for Technical Building Equipment E.V, known as BTGA, awarded the best trainees in the industry of the examination year 2017 in Lübeck-Travemünde.

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


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Ventilation System Components

Air diffusers, chilled ceilings, fan coil systems and concrete core cooling systems. Ventilation system components for an ideal 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 Luft- und Klimatechnik GmbH

Kiefer GmbH is a leading company in the field of ventilation and air-conditioning technology. The range of services includes consulting, planning and execution of plant engineering in both comfort and industrial sectors as well as installation and maintenance. For more than 3 decades, Kiefer has also been selling worldwide high-quality ventilation components, such as linear diffusers, wall passages, displacement outlets, chilled ceiling panels and modules for concrete core cooling, all developed in the company's own laboratories.


© 2018 Kiefer Luft- und Klimatechnik GmbH