roda double flap ventilator PHOENIX

- The devices can be manufactured in all length and width dimensions from    1000 x 500 mm to 2500 x 3000 mm
- Ventilation area – the entire aerodynamically effective opening surface can    also be used for ventilation
- Sound insulation values up to 33 dB can be achieved
- Natural, energy saving daylight illumination
- Good aerodynamic efficiency
- Good U values and low clearance losses
- Suitable for high snow and wind suction loads (SL 1500/ WL 3000)
- Easy installation in all roof and wall constructions up to a slope of 90°
- Hoods open and close by compressed air from pneumatic cylinders with end    position locking in both positions or by a 24 V linear drive
- The systems conform to DIN EN 12101-2 and VdS 2159 (depending on the    specification). The EC declaration of conformity is delivered with the product
- In addition, the pneumatically controlled units have been tested for explosion    protection (ATEX) according to the EU Directive 94/9/EC
- Recyclable and comes without harmful materials

FIELD OF APPLICATION:
- Flat roofs
- Northlight roofs
- Skylight systems
- Gable roof skylight systems