Trailer awnings are usually stand alone type lightweight aluminum framed units, with fabric or canvas roof. The awning may be either fixed or retractable type. Properly designed mobile home awnings will stay taut and strong in all weather conditions. Supporting ribs provide extra strength to the structure and prevent the roof and sides from collecting water and sagging.
A trailer is a small motorized van, in which people can live and travel simultaneously. In the U.S., travel trailers have had a long and varied history that can be traced as far back as the 1920s. Those early trailers were little better than tin cans and were called exactly that. Trailers later became more comfortable and were called $%:House Trailers$%:. During the 1950s and 1960s, the industry evolved into two separate industries, namely recreational vehicle industry and the mobile home industry.