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.
Installing p trap for bathroom sink.
For a new sink installation you ll typically have a piece of pipe sticking out of the wall.
The u shape of this pipe is the trap that retains enough water to prevent sewer gases from entering the bathroom.
The shape of the p trap when installed this way takes advantage of the brachistochrone property of the cycloid shape.
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.
Then on the trap s tailpiece screw the nut and gasket onto the.
Here we show you how to perform your plumbing p trap installation when the bathroom sink drain doesn t line up.
Step 5 install the p trap.
Now install the new p trap.
If you install the p trap backwards you don t get the velocity.
It should easily fit into place and the threaded ends should be wrapped with teflon tape.
You can adjust the p trap sliding it up and down on the pipe that leaves the sink drain.
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.
We initially show the p trap bac.
Traps are made from abs black pvc white or brass either chrome plated or natural colored.
When replacing a p trap you should use the same type of trap you remove.
The other end of the p trap can slide into and out of the fitting on the wall.
Traps come in 1 1 4 inch standard bathroom sink or 1 1 2 inch standard kitchen sink inside diameter sizes.
The curved pieces of drain pipe underneath your sink commonly referred to as p traps do a lot of dirty work.