What is a drain assembly?
What is a drain assembly? The pop-up drain assembly connects the sink to the P-trap drain plumbing. The assembly consists of the flange and stopper (also called the pop-up), which are the parts you see in the sink; the drain tube, which is the main body under the sink; and the ball-and-rod assembly, which moves the stopper up and down. What are the different types of sink drain stoppers? Read on to learn about the different types of drain stoppers as well as their pros and cons.Lift-and-Turn. A lift-and-turn drain stopper is characterized by a tiny knob on the cap...