Aluminium Turbine, Brown – 12″

The internally-braced brown aluminium “Whirlybird” turbine is designed for residential use to reduce energy cost. It has permanently lubricated upper and lower ball bearings that ensure long life and no maintenance. Being all-aluminium rustproof, its rigid spider-type structure is easy to install and can withstand winds of 170 km/h. It is composed of 21 airfoil curved vanes with rolled vane edges to deflect water. The turbine also reduces winter ice build up. It is 12″ in diameter, 17 1/4″ in height and its base is 20″ x 20″. It comes with a lifetime transferable warranty.