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Latest update: 08/12/2022 14:04:34

Ryonetsu Kogyou co.,ltd.

A solution company that serves as a production engineering company, manufacturer, and building services contractor  

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Sales Pitch

Ventilation improvement unit [AI Cycle]
Creating safe and secure environments with the use of windows
High-performance ventilation equipment to be installed to windows
- It allows for ventilation without wasting cool air or heat from air conditioners. 
It is suitable for energy saving and a measure against heatstroke. 
- Separating the room from the outside enables constant ventilation and prevents the influence of weather conditions or noise. 
- The equipment can be installed without construction work. 
Therefore, construction costs and labor can be reduced.
- The equipment has built-in filter which prevents insects from entering the room. 
The filter can be washed by users.




This company is recommended by the following support organizations.

Kanto Head Office, SMRJ

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