4F-011-184 OO Gauge Vent Van Happy Mothers DayVentilated vans were the primary way of transporting perishable goods quickly and efficiently, yet maintaining goods in peak condition. All four pre nationalised companies had their own design of ventilated van, but shared the same principals of design; a wooden body with ventilators allowing a constant flow and circulation of fresh air around the cargo. Dapol have modelled two varieties; the GWR type with its wooden planked ends and the LMS type with