Airier Natura Pvt. Ltd. Manufactures Wind Turbine Ventilator. Airier Natura Pvt. Ltd. Is an ISO 9001-2000 awarded company that also manufactures a wide range of ventilators. Wind Turbine Ventilator is completely noiseless. Wind Turbine Ventilator requires no electricity. The ventilator uses wind power and updraft in order to drive the turbine and expel unwanted air. It continually empties air of pollutants, while pumping out excess heat in the summer and moisture in the winter.