Bathroom Sink P Trap Size

Connect the tailpiece which.

Bathroom sink p trap size. When the p trap is. Install the sink and attach the drain assembly which usually screws into the drain hole. It should easily fit into place and the threaded ends should be wrapped with teflon tape. To ensure you get the correct size p trap for a replacement take the old one with you to the hardware store.

This size is actually half as big as one on your kitchen sink drain. When you visit a real hardware store or plumbing section the shop assistant will mostly recommend you to use the same size. How to repair a bathroom sink drain p trap written by natasha gilani on apr 09 2010. 2 inch traps are commonly used on shower and tub drains.

Bathroom sinks usually use 1 1 4 inch traps while kitchen sinks usually use 1 1 2 inch traps. Now install the new p trap. The adaptor can be optional for the full flex p trap but for the s trap and sp trap it s absolutely necessary. However most of the bathroom sinks use 1 inch drain pipe.

The adaptor can be used over 16 inches length of p trap. Traps come in 1 1 4 inch standard bathroom sink or 1 1 2 inch standard kitchen sink inside diameter sizes. This size is precisely the diameter of the pipe instead of the length. All the pipes that connect to the tailpiece including the.

You probably don t need to replace it. Most bathroom sink drain openings are 1 1 4 inches although 1 1 2 inches and 1 5 8 inches are also common sizes. Check your drain fitting and branch drain opening to determine what size of drain trap you will need. Some older sinks may have drains that connect to a 1 1 4 inch tailpiece but most modern drains have a 1 1 2 inch outlet.

When replacing a p trap you should use the same type of trap you remove. A plastic p trap comes with a complete package that is nuts and gaskets included. Traps are made from abs black pvc white or brass either chrome plated or natural colored. After installing new bathroom faucets the drain is usually replaced.

So it makes sense to standardize the drain size. How to install a bathroom p trap using dearborn 1 1 4 p trap. Glue a 2 inch by 1 1 2 inch p trap adapter to the end of the stub out. Here s how to connect the plumbing under your bathroom sink.

That way bathroom faucet manufacturers can provide the right sized drain with their faucet. Step 5 install the p trap. You will need a 1 5 trap adapter and a 1 5 plastic tubing p trap sometimes called trim trap.