Barrels (US fluid) to barrels (UK) converter above calculates how many barrels (UK) are in 'X' barrels (US fluid) (where 'X' is the number of barrels (US fluid) to convert to barrels (UK)). In order to convert a value from barrels (US fluid) to barrels (UK) (from fl bl to bl) type the number of fl bl to be converted to bl and then click on the 'convert' button.