Recently updated on April 22nd, 2022
The shape and overall size of a bathroom sink may differ from one model to the next. Since the drain holes are pretty similar. With a width of 1.25 inches being the most common, with widths of 1.5 inches and 1.625 inches also being typical. The size of the hole determines which drain size is required for that specific sink.
Many aspects of bathroom plumbing have become standardized in recent years. It may come as a surprise to learn that the drain size in a bathroom sink is not always constant. The size of the drain hole is not consistent in any way. A small drain will still operate. This is because the dimension pertains to the piece of the drain. The manufacturer’s information on the type of drain assembly is suitable for usage should be included with the sink.
A sink’s drain must be thinner than or equal to the drain hole’s size. The drain can be 1.25 or 1.5 inches wide if the aperture in the upper half of the sink basin is 1.5 inches wide. The aperture in the basin is often much broader in this visible flange area. Hence, this variety comes into play. The literature provided by the sink manufacturer should contain suggestions. Recommendations for the best drain size of that model become handy.
Standard Bathroom sink drain size
The bathroom sink and the kitchen sink are not the same size. We use it for various tasks, although they operate similarly. A kitchen sink is where all debris is disposed of. However, we do not clean the bathroom sink. The sink is mainly used for hand and face cleaning. It might also include hand sanitizer, shaving, and tooth brushing. As a result, a kitchen sink is more likely to become blocked by food particles than a bathroom sink, which is not the case. Consequently, the usual bathroom size is a little smaller. Go to any local hardware and materials store and ask for a 1.25 or 1.20-inch drain hole. It is applicable for replacing or repairing a bathroom sink drain hole. These are the most popular measurements. If required, you may even go with a 12-inch size.
There are many sizes of drains for the bathroom sink. The worldwide code council recommends a 14-inch drain. A drain of these sizes is required even if you obtain a new faucet for the bathroom sink. The majority of faucet manufacturers provide a standard size drain with the device.
Standard Bathroom sink drain pipe size
Avoid getting the hole size and the actual pipe size mixed up. There should be a 12-inch hole within the pipe. When it comes to the pipe or standard size PVC for sink drains, it’s 2 or 3.5-inches in diameter. It’s the measurement on both sides that surrounds the drain’s center. Inside the drain, the mount is a bowl-shaped drain strainer that must match this size. It closes the drain opening, allowing you to flush the water down the toilet.
Also, Read – How to stop water from running out of the shower
The drain has a smaller hole than the hole. The drain pipe must fit within the drain hole and be correctly connected for water to flow without leaking. Regulations vary from one state to another. Variation in sizes can be noticed depending on where one resides. Most localities use the ICC standard size of 14 inches. Cities such as Richfield advise their inhabitants to utilize a 12-inch drain size. They also mandate the same size drainage hole. Always verify local building codes for your area’s plumbing before performing any modifications.
Frequently asked questions (FAQ)
To repair the drain pipe under the bathroom sink, use a wrench to separate it from the drain hole. After that, replace the bathroom sink drain pipe with the one that’s of the correct size. Finally, use an adjustable wrench to reinstall it. It can be done in the same manner it was removed.
There are two pipe materials to choose from for replacing plumbing in a residence. The two materials are Copper and PEX. Copper has traditionally been regarded as a highly robust pipe material. It resists leaking and can withstand high hot and cold conditions. Copper is also beneficial to your family’s health. The metal has a natural antibacterial effect. It will not contaminate drinking or bathing water with contaminants.
The size of the drainage hole determines the fitting of the bathroom sink pipes, many sizes of sink drain pipes are available. Sink drain pipes are now available in a variety of diameters. It makes installation easy and more practical.
It is not always the case. A bathroom sink is generally a single piece with no plumbing components. When selecting a bathroom sink, consider both the sink and the drain. Double-check that the bathroom sink is built fittingly for the size of the faucet and drain you want.
Few find it much easier to undertake the plumbing work with a standard sink drain size. When people realize that the drain comes in many sizes, they are generally perplexed and frustrated. The uniform size eliminates all ambiguity. The process of remodeling a bathroom might be gruelling. It’s essential to get the right plumbing fixtures and piping if you want to create a bathroom that’s both practical and attractive. It involves selecting the appropriate drain pipe size for your sink drain and wall line.
The typical diameter for this fixture is 1.25 inches, bear in mind that this can vary up to 1.65 inches. Always check the municipality’s housing laws first. If the sink is blocked or you need to replace the drain or drain pipe, head to the nearest hardware store to purchase the correct size.