Installing Bathroom Sink Drain Trap

In this diy plumbing tutorial i ll show you how to install the sink drain namely the p trap.

Installing bathroom sink drain trap.

There are 3 parts you ll need when installing a new sink drain. The p trap is the curved section of pipe at the base of the sink s plumbing. The sink drain starts as a tailpiece and may reach the p trap without additional parts. The curved pieces of drain pipe underneath your sink commonly referred to as p traps do a lot of dirty work.

Put the tailpiece washer into the flared end of the tailpiece then attach the tailpiece by screwing the slip nut onto the sink strainer. Over time they leak become corroded or get pl. If you also want to see how i installed my wall faucet and vessel sink watch the video above. This video shows how to assemble drain pipes under a sink.

A p trap kit a trap adapter and a pop up or regular sink drain assembly. Every drainpipe whether underground or in a wall must have some type of pitch and be sloped properly to allow wastewater leaving the home to drain out. The u shape of this pipe is the trap that retains enough water to prevent sewer gases from entering the bathroom. With your pedestal sink on the wall you can install the p trap.

If you are looking for an easy step by step instructional on how to plumb a drain then this is it. To ensure water will drain properly and won t back up in the line a good rule of thumb to follow when installing pipe is a drop of 1 4 inch per foot. You can adjust the p trap sliding it up and down on the pipe that leaves the sink drain. If you re installing a brand new drain on an unused sink you can skip straight to preparing your plumber s putty for the area around the drain hole.

We initially show the p trap bac. Does your sink have a pop up drain. Once you ve loosened both nuts lift the entire p trap free from the plumbing. If not add a tailpiece to make up the distance cutting it to the needed length.

Learn how to replace it.