On which wall thicknesses can concealed CMV systems be installed?
Flow40 concealed CMVs require a perimeter wall with a minimum thickness of 335mm. Flow70 and Flow100 systems require perimeter walls with a minimum thickness of 460mm.
![Helty flow_100 product](https://helty-2022.mentine.work/wp-content/uploads/2022/01/Helty-Flow_100-prodotto-450x274.png)
FLOW 100
Air exchange up to 100 m³/hour. Humidity sensor and automatic Free cooling.