Sentera is one of the leading manufacturers of control solutions for HVAC and ventilation systems. Their product range covers different solutions to control AC or EC fan speed, manually or demand based. From simple - yet solid - transformer fan speed controllers, over electronic fan speed controllers to variable frequency drives. For manual control, they have a complete range of potentiometers and control switches! The product range has been further expanded with electric heater controllers, HVAC sensors, sensor controllers, power supply modules and distribution boxes.

Rf-Technologies designs innovative solutions that provide their customers with efficient passive fire protection. Their compartmentation and smoke control products guarantee the safety of commercial and institutional buildings all over Europe: office buildings, hospitals, museums, government buildings, and shopping centres. Rf-Technologies solutions are designed and approved for all types of walls: vertical and horizontal, in concrete or lightweight materials. They are compliant with the most stringent local and European standards. In its pioneering role in the field of compliance with international standards, Rf-Technologies has been testing its products according to the European test criteria since 2004. The company was the first supplier to propose a complete range of CE marked fire dampers in February 2012.

Vents is a manufacturer of modern ventilation equipment providing solutions for any your ventilation needs. The company has a strong research department and extensive production facilities. Vents employs nearly 3,000 qualified professionals who design and produce ventilation products in the largest independent production facilities in Europe. Each year, the company produces nearly 5 mln household ventilators, close to 350,000 industrial fans, and over 22,000 air handling units. The product range of Vents products consists of over 30,000 items for different market segments, consumer groups, and this in more than 110 countries around the world. Vents is a member of the Blauberg Group. 

The company was established in 1953 as a family business and small workshop, and changed its name to Tehnoexport in 1992. Tehnoexport produces a wide range of HVAC products such as semi-flexible aluminum ducts, PVC ducts, non-insulated laminated and insulated ducts. It also produces different types of sound attenuators and accessories.
Tehnoexport stands for quality. This is confirmed by its involvement in prestigious projects all over the world, and internationally recognized thanks to its collaboration with important HVAC distributors.

The product portfolio of Aerotechnik E. Siegwart GmbH includes duct systems with high-quality fittings, as well as the well proven throttle valves and shut-off dampers, weather louvres and silencers. Furthermore, their mechanical and electronic volume flow controllers are a key contributor to a good room climate through precise metering of the air volume.
Even though these products are often "invisible" - hidden in suspended ceilings, behind claddings or in locked engineering rooms - you will still find out their quality and positive characteristics very quickly: in one breath! 
Aerotechnik E. Siegwart GmbH aims to provide perfect solutions of the highest quality.

For over half of a century Grada International has been a reliable partner and expert supplier of smart solutions in the field of air distribution, air control and air comfort. Contributing towards a more comfortable and healthier building environment.
Continuous development of the product range by our in house R&D department, a highly optimized production organisation and the expert technical support of our sales department have made Grada International a highly regarded and reliable partner in the world of ventilation and air control.
More than 22,000 products are produced, starting from sheet steel or aluminium extrusions and ending with the painted and packed finished product.
Due to continuing investment, high quality finish, competitive delivery times and excellent customer service, Grada International NV has become one of the most important manufacturers in the ventilation equipment market.

VENTMATIKA UAB, located in the Baltics, is a successful manufacturer in the HVAC business since 2003. The company specializes mainly in the development and production of various heating systems for ventilation units and ventilation systems. 
VENTMATIKA UAB has a wide range of solutions where every product and component meets all the required standards. The aim is to always meet the customer’s needs by selecting the most optimal and up-to-date technical solutions.