Barrels (UK) to cubic decimeters conversion calculator shown above calculates how many cubic decimeters are in 'X' barrels (UK) (where 'X' is the number of barrels (UK) to convert to cubic decimeters). In order to convert a value from barrels (UK) to cubic decimeters (from bl to dm³) type the number of bl to be converted to dm³ and then click on the 'convert' button.