Megacalories to cubic feet of natural gas converter on this page calculates how many cubic feet of natural gas are in 'X' megacalories (where 'X' is the number of megacalories to convert to cubic feet of natural gas). In order to convert a value from megacalories to cubic feet of natural gas type the number of Mcal to be converted to cubic feet of natural gas and then click on the 'convert' button.