Standard Lavatory Sink Dimensions

This is important because it will help prevent things like splashing and bumping your hands on the back of the sink.

Standard lavatory sink dimensions. This article will provide you with a diagram and an equation indicating how to find the overhang dimension. They also have a standard water depth of 5 to 8 inches. The shape and size of the bowl affects the depth measurement in most cases. Actual interior bowl dimensions will be 1 1 2 2 1 2 inches smaller around the whole sink perimeter.

Undermount rectangular sink might vary from 16 to 24 inches in width side to side measurements and from 12 to 18 in depth front to back measurements. The equation breaks down the steps to find the dimensions. Some larger bowls have a depth of between 6 to 8 inches. Average cabinets measure 24 inches deep 36 to 42 inches high and 25 1 4 to 26 inches wide the standard 22 by 33 inch sink fits well within these dimensions.

The sink drain installs under the sink so enough clearance for the drain is. If your base cabinets are larger than. The lavatory faucet overhang or the reach of a lavatory faucet is the distance the spout extends over the sink. If the deck is too thick the faucet may not fit correctly.

This is not a standard size however. And standard rectangular sinks measure 19 to 24 inches wide side to side and 16 to 23 inches length front to back. It s also important to check the depth of the sink or countertop before installing a faucet or drilling a hole. A standard sink faucet hole has a diameter of 1 3 8 inches but because not all faucets are the same some will require a 1 1 2 inch hole.

In general standard oval and round bathroom sinks have a diameter of 16 to 20 inches and an average water depth of 5 to 8 inches.