Bathroom Sink Drain Pipe Size

One hole is 4 inches to the right of centerline.

Bathroom sink drain pipe size. All the pipes that connect to the tailpiece including the p trap assembly. About 16 to 20 inches above the floor. Save 5 00 14.

A standard rule of thumb is that sewer pipes leading away from a toilet are 3 inches in diameter. Sink rough in details. You will need a 1 5 trap adapter and a 1 5 plastic tubing p trap sometimes called trim trap.

Consider drain pipe to be the vertical centerline. The main sewer pipe leading to the septic tank or public sewer is usually 4 inches. However most of the bathroom sinks use 1 inch drain pipe.

Bathroom sink materials pros and cons. Air gap 3 bath drain trap component 132 bath drain drain assembly 287 cap 1 cartridge 1 drain 51 escutcheon flange 107 extension 25. Other is 4 inches to left of centerline discharge hole vertical.

Compare the fixture to the minimum sizes of drainage pipe by fixture table. Signature hardware notes that most bathroom sink drain openings are 1 1 4 inches although 1 1 2 inches and 1 5 8 inches are also common sizes. The most common size of the drainage hole in a bathroom sink is 1 1 4 inches in diameter although you may also find some with a diameter of 1 1 2 inches or more.

For instance the minimum pipe diameter for a washing machine drain is pipe with a 1 1 2 inch diameter. Vigo vessel bathroom sink pop up drain and mounting ring in brushed nickel model vg07000bn 29 90. Vertically both are about 2 to 3 inches above the drain pipe supply lines horizontal.