Cast iron bathtub is elegant, timeless, durable, versatile and can add character and class to just about any bathroom. Cast iron bathtubs are known for their ability to retain heat. This is not only an asset to the user, but is energy-efficient as well. Cast iron bathtub have been manufactured for many years, yet today’s technology has allowed for changes in construction that have expanded design features. Construction of the basic bathtub is similar to that of the past, but the number of styles and features has greatly increased in recent years. Cast iron bathtubs are now made as corner units, recessed tubs, free-standing, and are even found in drop-in units which not only expand their flexibility, but their desirability as well. Additionally, they come in a variety of price-points as well in order to fit any budget.