TunalFit is a ventilator used in roller shutter boxes or other materials that can be milled. TunalFit comes as standard in two sizes 800 mm and 1200 mm (without 2 x 20 mm plugs).
Technical parameters
| Air flow Q bij 1 Pa | 13,4 dm³/s/m |
| Air flow q1 bij 2 Pa | 50 m³/h/m |
| Navigability | 5 positions |
| Adjustable and automatic | P3 |
| U-permeability | 2,34 W/m².K |
| Protection against insects | YES |
| Leak in closed position at 50 Pa | <15% |
| Height of the core | 42mm |
