Pecks (UK) to tons (water) converter on this page calculates how many tons (water) are in 'X' pecks (UK) (where 'X' is the number of pecks (UK) to convert to tons (water)). In order to convert a value from pecks (UK) to tons (water) simply type the number of pk to be converted to tons (water) and then click on the 'convert' button.