The Autosleeper Corinium was the first model to be built on an AL KO chassis in the Autosleeper coachbuilt range. The use of the AL KO chassis provides more room with excellent layouts from the three Autosleeper Corinium models in the range. The Autosleeper Corinium Duo, Autosleeper Corinium FB and the Autosleeper Corinium RB. Available with premium pack options that consist of a premium. winter and media pack. Other options include the Fiat cab that provides the comfort matic transmission. This therefore caters for anyone needing that automatic transmission. Making its impact felt the Autosleeper Corinium range became an instant hit. The low profile and excellent designs making all the difference. Many customers believe that the Autosleeper Corinium range is the best yet!