Standard bathtub faucet plumbing can vary. The most common setup is the single knob for hot and cold water and the spout below. The older setups still exist as well, with a separate knob for hot and cold water. When replacing the existing hardware for your bathtub faucet, you have to keep in mind the plumbing already in place when purchasing new hardware. Changing existing plumping for newer
. hardware configurations is not an easy feat, and may require assistance from a plumber to get the job done right. For more information on bathtub faucets, check out http://www.askthebuilder.com/669_Tub_Faucets.shtml.