There's also the bathtub material to consider—for example, acrylic vs. cast-iron or fiberglass vs. porcelain—all of which affect the cost, durability, and ease of cleaning. Of course ...

Here's a rundown of how to remove a cast iron tub, in pieces or intact. Cast iron tubs consist of a solid iron body with a layer of porcelain enamel around it. They come in drop-in, apron ...