Can be made with a number of materials such as fibrocement, precast or galvanised steel plating, prefabricated sandwich panel... which are attached to the framework of the footings with galvanised screws. The different changes in the structural plans are resolved by means of the curvature of the plates or by means of special trestles, depending on the chosen material.
Wind Turbine Extractors
Ingeniero Ruiz de la Cuesta, Nave 7,
Polígono Industrial Las Salinas de Levante
11500 El Puerto de Santa María, Cádiz, Spain.