Standard bathtub dimensions in metric system.
Converting 60”L x 30”W x 20”H equal 1524mm x 762mm x 508mm. But the factor of standards has to be taken into consideration. For many countries 5” wall to wall size is not a size of any construction standards and 180cm x 70cm x 45cm with a 140 liters capacity will not be considering as a custom dimensions.
