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In N. America, bathroom sink drain and p-trap are usually 1.5 inch inside diameter.
Some places allow for 11/4 - 11/2 basin trap.Normally you will find a 11/4 INLET and 11/2 outlet
Tub waste is 11/2" toilets 3" - 4"
Showers 2"
Bidget 1/12
What else can I help you with?
Why does a bathroom sink drain get stopped up?
Most times a bath / lavatory sink will stop water flow because of hair that accumulates in the trap of the drain ,The trap is the upside"S"underneath the sink ...Try using liquid plumber foaming pipe snake that you can buy at your favorite grocery store.
What is the size of most bathroom sink drains?
The drain in the bathroom sink is 1 1/4 inch. However, the trap or the fitting on the wall may be 1 1/2 or 1 1/4 inch.
What is an s trap?
An S trap is a length of water plumbing pipe used under sinks. The pipe is shaped like an S and prevents the pipe from becoming air locked. An air locked pipe cannot drain.
Can you use the existing shower drain for a pedestal sink and do you need a trap for the sink since there is already a trap in the floor?
No and yes. Amendment (not from a professional plumber!): If you were simply running the sink drain into the shower drain and if there was not a reduction in pipe size, I would think you would be able to do that. I think the reason you need a trap for the sink has to do with code that requires a trap be no more than 24" from the basin to the trap arm. That being said, the pedestal sink in my house does not have a trap until after it drains below the floor.
What size should a shower drain p-trap be?
Two inches
What are the different parts of a bathroom sink drain?
The different parts of a bathroom sink drain include the drain flange, tailpiece, P-trap, and drain pipe.
What are the essential components included in a bathroom sink drain kit?
A bathroom sink drain kit typically includes a drain pipe, a P-trap, a tailpiece, a flange, a gasket, and necessary hardware for installation.
What is the purpose of a drain trap in a shower?
The purpose of a drain trap in a shower is to prevent foul odors and gases from entering the bathroom by trapping water in the pipe, creating a barrier between the sewer system and the living space.
Can you provide a bathroom sink plumbing diagram for reference?
A bathroom sink plumbing diagram typically includes a drain pipe, trap, and water supply lines. The drain pipe carries water away from the sink, while the trap prevents sewer gases from entering the room. Water supply lines bring fresh water to the faucet.
How to install bathroom sink plumbing correctly?
To install bathroom sink plumbing correctly, first assemble the necessary tools and materials such as a P-trap, pipe wrench, and plumber's putty. Next, connect the drain pipe to the sink and secure it with a slip nut. Install the P-trap under the sink and connect it to the drain pipe. Finally, test the plumbing by running water to check for leaks.
What is the purpose of a bathroom P-trap and how does it prevent sewer gases from entering the living space?
The purpose of a bathroom P-trap is to create a water seal that prevents sewer gases from entering the living space. The water in the P-trap acts as a barrier, blocking the gases from traveling up the drain pipe and into the bathroom.
How is a p-trap connected to a drain pipe?
A p-trap is connected to a drain pipe by being installed underneath the sink or fixture. The curved shape of the p-trap holds water to prevent sewer gases from coming back up the drain pipe.
Can you joint a PVC trap to a metal drain pipe?
Yes, if they are the proper size to mate, or match up. yes
How to properly plumb a bathroom sink?
To properly plumb a bathroom sink, you will need to connect the sink's drain pipe to the main drain line using a P-trap. The P-trap helps prevent sewer gases from entering the bathroom. Make sure to secure all connections tightly and test for leaks before using the sink.
Why would the bathroom sink drain make a buzzing noise?
A buzzing sound could be created from debris in the drain pipe. Try removing the P trap and clearing out any junk you find.
How do you remove a clog from a bathroom sink drain?
If it's a sink drain , best to remove the entire pipe and P trap. I then take outside and hose them out.
Washing machine stand pipe is above and p trap is below bathroom floor p trap hooks to house drain then hooks to house vent stack that is 6 inches or more above p trap is this safe and efficient?
No
