Air Curtains Specialist - Industrial Ventilation

We increase our range of GKH fans by including the EC centrifugal fan with backward curved blades GKH-CIB. We have redesigned the impeller for this new model, obtaining higher performance and improving the efficiency of the fan.
Contact our technical sales department for further information.




Wind turbine power generation is increasingly being targeted by electricity utilities due to the energy transition measures adopted by the European Union. A significant part of a wind turbine's resources must be used to protect the individual components from overheating, which is why fans are used for various cooling applications in wind turbines ...

How does an EC motor work? The EC (electronically commutated) motor is a synchronous motor powered by an inverter with permanent magnets in an external rotor design. The stator is driven by electronic switches controlled by a microcontroller. The motor needs to be supplied with AC voltage and a DC voltage signal to operate.The mains voltage, ...

Airtècnics offers a complete range of fans for railway applications and provides efficient and high quality solutions, adequate to the specific characteristics of each vehiche used in ferrovial transportation. Several manufacturers and suppliers from the ferrovial industry trust the fans designed and manufactured by Rosenberg Group. High ...

A big caterer in Germany has his own air handling unit Airbox from Rosenberg that reaches an air flow of 21.000 m3 per hour and has been installed in the top of the building. This AHU has been designed to strictly comply with the German VDI 2052 and VDI 6022 directives governing the minimum conditions for ensuring a healthy environment and is ...

Airtècnics’ distributor in France, Exeltec, was awarded the project to install Rund air curtains at several public entrances of the Grand Palais in Paris. This majestic building, a symbol of iron and glass engineering, required full respect for its iconic architecture. For this reason, the Rund air curtain — a model from the ...

Indoor air quality in schools has become a necessity included in the RITE regulations for buildings since 2007, accentuating its importance after the COVID-19 pandemic. However, the majority of educational centres are well before this date, so they are exempt from the obligation to have a mechanical ventilation system.However, they are ...

In the latest real retrofit project we’re presenting, our partners at Rosenberg had to renovate a ventilation system over 40 years old in a hospital in Germany. The goal: to modernize the climate control in the operating rooms and adjacent areas without interrupting hospital activity or compromising the demanding hygiene and safety ...

Wind turbine power generation is increasingly being targeted by electricity utilities due to the energy transition measures adopted by the European Union. A significant part of a wind turbine's resources must be used to protect the individual components from overheating, which is why fans are used for various cooling applications in wind turbines ...

How does an EC motor work? The EC (electronically commutated) motor is a synchronous motor powered by an inverter with permanent magnets in an external rotor design. The stator is driven by electronic switches controlled by a microcontroller. The motor needs to be supplied with AC voltage and a DC voltage signal to operate.The mains voltage, ...