1) Enamel-coated cast iron is the most durable material for     bathtubs
2) The thickness of cast iron makes its surface resistant to acids and     alkali, providing outstanding protection against chipping,     scratches and dents
3) Cast iron combination of real molten iron and extra-thick enamel      provides extraordinary beauty
4) Cast iron reduces vibration and noise while helping water to stay      warm longer
5) Properly a cast iron bathtub should last a lifetime usage
6) Feet for classical cast iron bathtubs
a) The materials of the feet can be iron or copper
b) The feet can be plated with chrome, gold and brass, also can be      painted as clients' option