Measurement calculator that can be used to convert Gallon liquid US to Hectoliter, among others: 1 Gallon liquid US = 0.037 854 117 84 Hectoliter [hl]
Convert Gallon liquid US to Hectoliter:Choose the right category from the selection list, in this case 'Volume'. Next enter the value you want to convert. From the selection list, choose the unit that corresponds to the value you want to convert, in this case 'Gallon liquid US'. Finally choose the unit you want the value to be converted to, in this case 'Hectoliter [hl]'.