Can You Pass This Basic Plumbing Quiz?Share:FacebookPinterestTwitterMailWhat is the role of a closet flange?19%Next Correct Incorrect A closet flange secures the toilet to the floor and connects it to the drainage system, deriving its name from "water closet," a term for bathroom. What is the role of a closet flange? Connects a pipe to your water heater Sits under your sink Fits a pipe in your closet Connects the toiet drain to a drain pipe 19%