
Service, maintenance, installation and commissioning of ventilation and air conditioning systems for demanding buildings.

Kohmann GmbH
Mülheim an der Ruhr, GermanyNew on Amplifa
About us
Kohmann GmbH from Mülheim an der Ruhr is a master-certified company for ventilation and air conditioning technology focusing on service, maintenance, installation and commissioning of ventilation (AHU) and air conditioning systems. Owner Phillip Kohmann is a master refrigeration system installer and mechatronics technician for refrigeration technology and works in accordance with the requirements of VDI 6022. The service portfolio includes maintenance and inspection of ventilation systems, filter changes, maintenance of adiabatic humidification systems and refrigeration components, installation and placement of air handling units, as well as IBS/IBN with functional checks and parameterization. In the field of air conditioning technology, the company offers planning and design, installation of air conditioning and split systems, commissioning, breakdown service, maintenance contracts and dismantling including disposal. Work is carried out across manufacturers, including systems from Menerga, Systemair, EXHAUSTO, IV Produkt, Robatherm and Viessmann as well as air conditioning units from Samsung, Bosch, Mitsubishi, Haier and Toyotomi. As a system partner of SE Elektronik, Systemair and EXHAUSTO, the company has direct access to specialized SE components. Customers include swimming pools, hospitals and public facilities. Additional services include preliminary system checks, night and weekend work, and digital system support.
- Site
- Mülheim an der Ruhr
- Processes
- Maintenance & inspection of ventilation systems, Filter changes, Maintenance of adiabatic humidification systems, Maintenance of refrigeration components in ventilation systems, Installation & placement of air handling units, IBS/IBN – commissioning and start-up of ventilation systems, Planning and design of air conditioning systems, Installation of air conditioning and split systems
- Materials
- Ventilation hygiene standard, SE components
- Certificates
- VDI 6022 (certified expertise)
- Industries
- Building technology/Ventilation and air conditioning technology, Swimming pools, Hospitals, Public facilities
- 01
Planning and design
- 02
Installation and placement
- 03
Commissioning (IBS/IBN)
- 04
Maintenance and inspection
- 05
Service and fault resolution
- 06
Disassembly and dismantling
Processes & Systems
Ventilation hygiene standard
Professional maintenance and hygienic operation of ventilation systems in accordance with VDI 6022.
SE components
System partnership with SE Elektronics for specialized components in ventilation technology and building automation.
Locations

Mülheim an der Ruhr
DEService and maintenance location
- Materials
- Ventilation, air conditioning and refrigeration technology
- Service and maintenance vehicles
- Tools for installation and commissioning
Services



Inside the production


Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Maintenance & inspection of ventilation systemsAssembly | – | – | – | – | – |
| Filter changesAssembly | – | – | – | – | – |
| Maintenance of adiabatic humidification systemsAssembly | – | – | – | – | – |
| Maintenance of refrigeration components in ventilation systemsAssembly | – | – | – | – | – |
| Installation & placement of air handling unitsAssembly | – | – | – | – | – |
| IBS/IBN – commissioning and start-up of ventilation systemsAssembly | – | – | – | – | – |
| Planning and design of air conditioning systemsEngineering | – | – | – | – | – |
| Installation of air conditioning and split systemsAssembly | – | – | – | – | – |
| Commissioning and functional testing of air conditioning systemsAssembly | – | – | – | – | – |
| Service and fault resolution for air conditioning systems (fault analysis, repair)Assembly | – | – | – | – | – |
| Maintenance & maintenance contracts for air conditioning systemsAssembly | – | – | – | – | – |
| Disassembly and dismantling of air conditioning and system technology incl. disposalAssembly | – | – | – | – | – |
| Preliminary system check and condition analysisTesting | – | – | – | – | – |
Additional services
Quality
Maintenance and hygienic operation are carried out in accordance with VDI 6022, complemented by functional checks, parameterization and structured condition analyses. Digitized system support enables documented and traceable maintenance processes.
| Evidence | Mülheim an der Ruhr |
|---|---|
| VDI 6022 (certified expertise) |