Ventilation By Airvacs
A half page Greenwood's and Airvac Ventilating Company Limited advert from September 1961 for their Airvac ventilators. These were fitted to some DMU types such as those built by Met-Camm and BRC&W, with Class 101 vehicle E50147 pictured.
This advert appears in the following categories: Traction: Class 101 ; Supplier: Greenwoods ; Component: Ventilators