Airtècnics logo
Air Curtains Ventilation Air Disinfection

Air Curtains Specialist - Industrial Ventilation

  • Català
  • English
  • Español

  • Dansk
  • Deutsch
  • Dutch
  • Eesti keel
  • Français
  • Italiano
  • Latvian
  • Magyar
  • Norwegian
  • Polskie
  • Português
  • Pусский
  • Slovenščina
  • Suomalainen
  • Srpskohrvatski
  • Svenska
  • Türkçe
  • čeština
  Login

Air Curtains Specialist - Industrial Ventilation

  • Products
    • Air curtains
      Air curtains
    • Air purifier and disinfection units
      Air purifier and disinfection units
    • Air Handling Units
      Air Handling Units
    • Heat recovery units
      Heat recovery units
    • Ventilation units
      Ventilation units
    • Fan heaters
      Fan heaters
    • Axial fans
      Axial fans
    • Radial fans
      Radial fans
    • Centrifugal fans
      Centrifugal fans
    • In line fans
      In line fans
    • Exhaust fans units
      Exhaust fans units
    • Cross-flow fans
      Cross-flow fans
    • Filters and filter units
      Filters and filter units
    • Dampers and shutters
      Dampers and shutters
    • Rotary actuators
      Rotary actuators
    • Controllers
      Controllers
    • Pressure switches and sensors
      Pressure switches and sensors
    • See all products
  • Technology
    • Air curtains: Foundations

      • What is an air curtain?
      • Are air curtains effective?
      • How air curtains work?
      • Air curtains: Technology
      • Advantages and benefits of air curtains
      • Air curtains: Applications
      • Installation examples
      • Selection factors of air curtains
      • Air curtains control and regulation
      • Heat pump air curtains
      • EC air curtains
    • Airtècnics Air Curtains

      • Characteristics
      • R+D+i UPC university
      • Selection chart
      • Models and applications
      • Control and regulation
      • Accessories
    • OH Technology

      • Hydroxyl Radicals Technology
      • OH technology application sectors
      • What is OH technology for?
      • OH technology against bacteria: Tests
      • OH technology against viruses: Tests
      • Is OH technology effective in educational centers?
      • Safety of long-term exposure to hydroxyl radicals
    • Ventilation

      • Fans: Overview
      • Heat recovery: Overview
      • Heat recovery: Types
      • EC fans: Overview
      • EC fans: Advantages
      • Rotary actuators for dampers
      • Fan speed controllers
      • Air Handling Unit: Types AHU
      • ECFanGrid: overview
  • Novelties
    • News

      • The international ISH ventilation fair in Frankfurt becomes a showcase for Airtècnics air curtains
      • HVAC renovation with an ECFanGrid in a German Hospital
      • New Eurovent Guide: Save Energy with Efficient Air Curtains
      • Airtècnics adds an installation accessory for the Dam and Windbox air curtains
      • The Konstanz city hall commits to energy efficiency by installing an Airtècnics air curtain
      • Airtècnics is present at AHR Expo 2025
      • How to install air curtains?
      • Installation of a Rund Air Curtain at Crous Occitanie, Toulouse
    • Newsletters

      • Newsletter February 2025
      • Newsletter January 2025
      • Newsletter December 2024
      • Newsletter November 2024
      • Newsletter October 2024
      • Newsletter September 2024
      • Newsletter July 2024
      • Newsletter April 2024
    • Top Works

      • W hotel, Dubai (UAE)
      • Sheikh Jaber Al-Ahmad Cultural Centre, Kuwait (Kuwait)
      • Nike store, Milan (Italy)
      • Mango shop, Platja d'Aro (Spain)
      • Vodafone store, Barcelona (Spain)
      • Stratford station, London (United Kingdom)
      • Union Square building, Aberdeen (United Kingdom)
      • National Audit Office, London (United Kingdom)
  • Applications
    • Configuration and Selection Apps

      • Air Curtain Selection and Configuration Program
      • Air Curtain Reference Information
      • Air Curtain Spare parts
      • Air Curtain Accessories list
    • Calculations

      • Air Curtain Door Loss Calculation
      • Air Curtain Comparative AC vs EC
      • Air Curtain Comparative Electrical Heated vs Heat Pump
      • Air Curtain Equivalent water valve size
      • Heating Air temperature increasing
    • Product Illustration

      • Infographics - Virtual Product Applications
  • Gallery
    • Installations
    • Virtual Installations
    • Videos
  • References
  • Downloads
  • Company
    • Airtècnics
    • Staff
    • Rosenberg Group
    • Work with Us
  • Contact
    • Contact Us
    • Air Curtains Distributors
    • Air Purifier Distributors
  • Català
  • English
  • Español
  • Dansk
  • Deutsch
  • Dutch
  • Eesti keel
  • Français
  • Italiano
  • Latvian
  • Magyar
  • Norwegian
  • Polskie
  • Português
  • Pусский
  • Slovenščina
  • Suomalainen
  • Srpskohrvatski
  • Svenska
  • Türkçe
  • čeština
  1. Home
  2. Company
  3. Rosenberg Group

Rosenberg Group

Since 1981 Rosenberg Ventilatoren GmbH, located in Künzelsau-Gaisbach, has developed into an outstanding centre of the air movement and air handling industry by design and production of controllable external rotor motors.

Rosenberg Group

The entire production of all parts including motors, fans, controllers and complete air handling units makes us independent of suppliers and allows us to develop fast and specific solutions for our clients.

Rosenberg is a competitive medium sized company with around 1400 employees worldwide. During the last 20 years the Rosenberg Group has been complemented in Europe by seven additional works in France, Italy, Hungary, Czech Republic and Germany.In addition to this there are numerous subsidiaries and partners around the world.

The total turnover of the Rosenberg Group is 150 Million Euros worldwide, 65 Million in Germany.

With an annual production of about 120.000 fans, we currently export 55% of the total company turnover.


Important key data of Rosenberg’s business development:

THE FIRST YEARS
  • 1981 Formation of the company Rosenberg Ventilatoren GmbH in Künzelsau, Germany.
  • 1983 Establishment of the first overseas branches:
    Airpro (Rosenberg-France) in Lyon/France.
    Rosenberg-Netherland in DenDolder/Netherland.
  • 1986 Foundation of Airtècnics in Barcelona/Spain.
NEW CHALLENGES
  • 1987 Air Handling Unit production started in Künzelsau.
  • 1990 Production of external rotor motors was established in Künzelsau.
  • 1991 Bavairia production of belt driven radial fans started.
  • 1992 DGT (Rosenberg-Italia) in SanVito/Italy begins to produce forward curved impellers.
GROWTH IN EUROPE
  • 1993 Klenci production of motor components started.
  • 1994 Takeover of the French fan manufacturer ECOFIT (Vendome/France).
  • 1995 Hungary production of AHU´s started.
  • 1998 Opening of our Russian distribution offices in Moscow, St. Petersburg und Novosibirsk.
  • 2000 Start of a new production line for air handling units in Glaubitz (near Riesa).
GLOBALISATION
  • 2002 Takeover of the French fan manufacturer ETRI by our subsidiary company ECOFIT. Own branch office located in Charlotte/USA: Etri Inc (Rosenberg-USA).
  • 2003 Formation of 100% subsidaries in Australia (Melbourne) und China (Shanghai) for the sale and assembling of our products.
  • 2004 Start of our branch offices in Dubai (Rosenberg Middle East) for the Arabien market as well as in Kiev (Rosenberg Ukraina) for Ukraine.
  • 2006 Expansion of the business area of the air conditioning technology. Taking over company Rox Lufttechnik GmbH, Weitefeld, Germany. Re-start of ROX Klimatechnik GmbH.
  • 2008 Certification of the test chambers in Künzelsau by TÜV-SÜD.
  • 2010 Opening of the new casting and stamping in Medzev (Slovakia).
  • 2011 Dedication of the new production hall (4.400 m²) in Künzelsau.
  • 2012 Dedication of a further production hall in Klenci (Czech Republic).
  • 2013 - 2019 Intensive expansion of sales activities worldwid.
  • 2020 Enlargement of offices (Werk4) at the Künzelsau headquarters.

 


LINKS:

ROSENBERG VENTILATOREN

Maybachstrasse,1/9
D-74653 - Künzelsau - Gaisbach
Tel +49 79401420
Fax +49 7940142125
Web: http://www.rosenberg-gmbh.com
E-mail: info@rosenberg-gmbh.com


 rosenberg Group Logo
ECOFIT

Z.I. Sud, Rue Marc Seguin
B.P.No.8
F-41101 Vendome Cedex
Francia
Tel. +33 / 254231454
Fax. +33 / 254722273
Web: http://www.ecofit.com
E-mail: info@ecofit.com

 Ecofit Logo

ETRI

Z.I Sud - Rue Marc Seguin
BP 60008 F-41101 VENDOME
Francia
Tel. +33 / 2 54 23 14 54 
Fax. +33 / 2 54 72 22 73
Web: http://www.etrinet.com
E-ail: info@etrinet.com

 
AIRTECNICS (MOTORS I VENTILADORS, S.L.)

Conca de Barbera 6
Pla de la Bruguera
E-08211 Castellar del Vallès
España
Tel. +34 / 93 715 99 88
Fax. +34 / 93 715 99 89
Web: http://www.airtecnics.com
E-mail: airtecnics@airtecnics.com
 Airtecnics Logo


ROX klimatechnik GmbH 

Langenbacher St. 25
57586 Weitefeld
Alemania
Tel. +49 / 2743 807 
Fax. +49 / 2743 807 153
Web: http://www.rox-online.de
E-mail: info@rox-online.de

 Rox Logo
  Previous
Next  
Products
Air curtains
Air purifier and disinfection units
Air Handling Units
Heat recovery units
Ventilation units
Fan heaters
Axial fans
Radial fans
Centrifugal fans
In line fans
Exhaust fans units
Cross-flow fans
Filters and filter units
Dampers and shutters
Rotary actuators
Controllers
Pressure switches and sensors

Air Curtains
Standard air curtains
Recessed air curtains
Decorative, bespoke and customized air curtains
Air curtains with disinfection and purification system
Heat pump and energy saving air curtains
Industrial air curtains and cold store air curtains
Insect control air curtains
Revolving door and tailor made air curtains
Economic low cost air curtains

About us
Airtècnics history
Rosenberg group
Contact
Aircurtains Distributors
Air Purifier Distributors

Downloads
Air curtains catalogues
Ventilation catalogues
BIM Air Curtains
Air curtains price list
Technical documentation
Quality certificates

Featured content
Clever advanced control
Air curtains selection program
Air curtains installations: References
Air curtains photo gallery
Technology
What is an air curtain?
How air curtains work?
Advantages and benefits of air curtains
Heat pump air curtains
EC air curtains
Airtècnics air curtains
Ventilation

Outlet


Legal terms
Privacy policy
Legal notice
Conditions of sale
Cookies policy
+34 93 715 99 88 +34 93 715 99 88
airtecnics@airtecnics.com
We use our own and third-party cookies to analyze our services and show you advertising related to your preferences based on a profile made from your browsing habits (for example, pages visited). You can get more information and set your preferences HERE.