SPECIFICATION

355 mmROOFVENT

510 mm ROOFVENT

610 mm ROOFVENT
Tested Air removing capacity at:
15 Km/h windspeed
15 Km/h windspeed m2


1863 m3/h
2731 m3/h


4495 m3/h
5757 m3/h


6807 m3/h
8512 m3/h
Sealed Bearings in Housing 2 2 2
No.of Blades 21 37 42
Dome Height 270mm 365mm 455mm
Dome Width 470mm 650mm 760mm
Approximate Mass:
Galvanised Roofvent
Alumium Roofvent

5.5Kg
2 Kg

8Kg
3 Kg

11 kg
4 kg