Impellers
Dynamically balanced aluminium aerofoil section or steel or stainless steel for higher temperatures.
Fan Casing
Victoria standard short or long casing to suit application, heavy gauge fabricated steel welded construction galvanised or epoxy coated after manufacture. Diameters from 250-1600mm
Terminal Box Connection
One of the most important aspects of smoke extract units is the provision of a suitable cable material that will not perish with heat and that will continue to power the motors at elevated temperatures.
Emergency Smoke Roof Extract Fans
Incorporating axials fans as described above and Vertical Jet Roof Cowls. Fabricated in steel and finished in powder epoxy polyester resin with galvanised steel backdraught shutters. Provides an ideal terminal device for a smoke extract duct.
- 300°C/2hrs BSEN 12101-3
- 400°C/2hrs BS 7346