6 rows the usual size of the bathroom sink drain pipes is 1.25 inches.
Sink drain sizes. Basin drains, unsurprisingly, are smaller than bathtub drains. The standard size pipe for a kitchen sink drain is 3 ½”. The piping should be the same size as the drain hole:
The size of the bathroom sink drain goes. In order to accomplish this and to make changing drains easier, sink drain sizes are standardised. Standard bathroom sink drain sizes are 1.25 inches, 1.5 inches, and 1 ⅝ inches.
The size of a bathroom sink drain pipe is an important consideration when installing a new sink. However, the minimum size can vary from state to state. Generally, these pipes are made of pvc and are either.
The bathroom sink drain size is not universal nor is its size properly standardized, so you would find various sizes available on the market. Kitchen sink strainers are not a standard or universal size. But faucet holes can vary in size for some sink makes and models from around 1 1/4 inch to 1 1/2 inch.
However, there does seem to be. They will have a total length of 20 inches or 51 centimeters, and they will be 13 inches or 33. The diameter of the pipe.
However, it is not mandatory. Kitchen sink drains feed into a series of pipes nestled beneath the sink, whisking away drainage water. On average, most standard utility sinks will come in sizes of 23 inches or 58 centimeters in width.