Installing P Trap For Bathroom Sink

The u shape of this pipe is the trap that retains enough water to prevent sewer gases from entering the bathroom.

Installing p trap for bathroom sink.

When replacing a p trap you should use the same type of trap you remove. Step 5 install the p trap. Then on the trap s tailpiece screw the nut and gasket onto the. It should easily fit into place and the threaded ends should be wrapped with teflon tape.

Since my pipes are abs i m using abs cement i simply swab the inside of the trap adapter with some cement and do the same for the outside of the drain making sure to fully coat both. The shape of the p trap when installed this way takes advantage of the brachistochrone property of the cycloid shape. For a new sink installation you ll typically have a piece of pipe sticking out of the wall. Traps are made from abs black pvc white or brass either chrome plated or natural colored.

Here we show you how to perform your plumbing p trap installation when the bathroom sink drain doesn t line up. The near vertical drop allows the waste water draining from the sink to enter the trap with a lot of speed so that the trap self scours. We initially show the p trap bac. The curved pieces of drain pipe underneath your sink commonly referred to as p traps do a lot of dirty work.

Now install the new p trap. Traps come in 1 1 4 inch standard bathroom sink or 1 1 2 inch standard kitchen sink inside diameter sizes. If you install the p trap backwards you don t get the velocity. When the p trap is placed in its right position slide the nut over the gasket and screw it down on the sink s tailpiece.

In order to connect the p trap you ll need a trap adapter that needs to be glued onto the pipe in the wall. With your pedestal sink on the wall you can install the p trap.