How do you measure sink drain hole?
Keeping this in consideration, what are the holes in the sink drain?
Overflow. One of the main purposes of the side holes is to prevent against a flooding sink. When the water is rushing into the sink and overwhelms the main drain, the holes help drain water that has reached the top of the basin.
Furthermore, how do you measure the diameter of a sink drain? A standard kitchen drain is 3 1/2 inches in diameter. This is the measurement across the center of the drain, from one side to another. The drain strainer, the bowl-shaped piece inside the drain mouth, matches this dimension. It is designed to sit inside the drain mount and seal it closed when flush to the drain bowl.
Secondly, how do you measure sink plug holes?
Finding the Correct Sink Stopper Otherwise, just measure across the center of the opening with a tape measure. If there is a stopper in the sink already, measure the top of it or remove the stopper and take it to a local hardware store.
What size is a kitchen sink plug hole?
Standard size sink plugs are 1 3/4 inch for kitchen sinks and baths and 1 1/2 inch for bathroom sinks.