Air Handling Units by Rox

Rox - Klimatechnik GmbH is your reliable partner for the design and manufacturing of high-quality air handling and process ventilation systems – individually planned, energy-efficiently implemented, and built for long-term operational reliability. We support planners, system installers, and facility operators with well-designed solutions for modern, sustainable building technology. Our core competencies include central air handling systems, industrial process ventilation, and the treatment of contaminated exhaust air. Whether in schools, hospitals, data centers, production facilities, or commercial kitchens – we deliver custom-engineered air handling units for a wide range of requirements: powerful, compliant with standards, and optimized for maximum energy savings. By using state-of-the-art heat recovery systems, demand-controlled fan technology, and intelligent control solutions, we help our customers significantly reduce energy consumption – making an active contribution to environmental protection and ensuring compliance with regulations such as the German Building Energy Act (GEG) or BEG funding criteria. With our expertise in the planning, manufacturing, and integration of air handling systems, we support you throughout every project phase – from the initial concept to turnkey commissioning. We combine technical precision with practical consulting, offering solutions that flexibly adapt to architectural, functional, and economic requirements. Rox is part of the Rosenberg Group – an international network for innovative air and climate technology. As an independent premium manufacturer, we develop custom air handling solutions for the highest demands.

Your Rox Benefits

  • Expertise since 1949
  • Complete solutions from a single source
  • Retrofit and renovation specialist
  • Custom air handling units without standard grid constraints
  • Advanced heat recovery and heat pump technology
  • Modern control systems with BMS connectivity
  • Energy-efficient HVAC solutions

Get in touch – we’ll help you find the best solution for your needs!

What Our Customers and Partners Say

"Rox impresses with the highly precise integration of our control modules into their ventilation systems. The technical coordination is always at the highest level, and working together is simply a real pleasure!"

– Klaus Keck, Regional Manager Southwest at DEOS AG

“The quality of Rox components is consistently high, which is crucial for us and our end customers.”

– Michael Klaas, Deputy Head of Materials Management at WINKLER und DÜNNEBIER

"I can tell how well a partnership works when problems arise. With ROX, we have a very good partnership."

– Simon Ditgen, Managing Director at Grotejohann GmbH

"With Rox, I can plan with confidence. The air handling units are flexibly adaptable and integrate seamlessly into the building management system – exactly the quality I need for demanding projects."

– Peter Sawitzki, Managing Director, Building Services Engineering Design Office, VDI

"Rox repeatedly impresses us with expert advice and practical solutions – exactly what we need in both planning and execution."

– René Hildebrandt, Regional Manager HVAC Northern Region at Colt International GmbH

"Rox stands out for quality, installation-friendly units, flexible custom solutions, and strong design support. Together, we have implemented 95 MW of data center cooling worldwide."

– Pedro Matser, Managing Director, KC-Projects and Services

"Rox combines our heat pump technology with their air handling units at the highest technical level. The collaboration is efficient, professional, and absolutely reliable."

– Timo Pläschke, Head of Sales at MTF Samsung

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Langenbacher Str. 25
57586 Weitefeld
Germany

+49 2743 807 0

+49 2743 807 153

About us

Rox-Klimatechnik GmbH offers customised, energy-efficient room and process air technology for planners, system manufacturers and operators - with a focus on a comfortable indoor climate, environmental protection and exhaust air purification.

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© 2026 Rox - Klimatechnik GmbH. All rights reserved.
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