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Do Bathroom Vanities Need to be Flush or Attached to Wall?

Well, it is one of the personal choices that entirely depends on one’s own decision. But it also depends on your bathroom and vanity layout because it is you who needs the most end-to-end comfort while using it.

Does the bathroom vanity need to be flush to the wall?

Yes, the bathroom vanity needs to be flush to the wall. The vanity being flushed to the wall gives you less hassle during plumbing water pipes or maintaining water’s proper flow. Also, the drainage system remains well organized and avoids any sort of blockage, which gives you a plus point.

Before going for a renovation of your house, you certainly should know how to set up the bathroom vanity in a perfect way. All the steps included are significant, from choosing the right color to set up the vanity in the right place.

The bathroom vanity needs to be flush to the wall because of the proper flow of water through the pipes and a fluent drainage system. Also, the plumbing or maintenance becomes easier when the vanity is flushed to the wall. 

Therefore, it is necessary to follow the right method before installing a vanity flush to your bathroom wall.

Why does the bathroom vanity need to be flush to the wall?

The bathroom vanity needs to be adjacent to the wall for many reasons. They are given below: 

Proper water fluency:

One of the main reasons that your bathroom vanity needs to be flush to the wall is maintaining the flow of water all the time. Make sure the wall is straight, and the top level of vanity is even or level to the wall. This will make the transmission of water through the pipes smoothly.

Repairing becomes easy:

Any sort of installation or repairing work becomes much easier when the vanity is level to the wall. Side by side, if you want to relocate the vanity to some other places, then it would be easy for you to remove the vanity.

Avoids any kinds of blockage through the pipes: 

The vanity being adjacent to the wall avoids any kinds of blockage inflow of water through the pipes making the water flow fluent.

Modway Render 48" Double Bathroom Vanity in Walnut White

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How to install bathroom vanity flush to the wall?

Installing a bathroom vanity flush to the wall isn’t a big process but indeed a complex process. You need to be careful as well as have to implement the right measurement and techniques to set up a bathroom vanity flush to the wall. 

You can hire a cabinet carpenter for installing, or if you are doing it on your own, then you can follow our steps:

Turn off the water supply: 

Firstly turn off all the water connections and make sure there is no flow of water coming from the taps or pipes. 

Find the perfect position for your vanity: 

Locate all the screw points of your vanity and make sure the wall studs are marked a bit higher. Now install the vanity in the right place carefully and make sure it levels to the wall. 

Attach the vanity to the wall perfectly: 

Now you have to do is set up the vanity by securing the screws to the wall. 

Time for the top part of vanity: 

You have to run a mild amount of caulk and sealants on the vanity edges and then attach the vanity’s top part to the vanity base.


Reconnect all the water connections, pipes, and p-trap and secure it with Teflon tape, which will make it tighter and easier. 

Done and dusted: 

You are all set to use your vanity, but it just needs some finishing touches. Apply some sealants on the countertop’s edges, and the job is done.  

There you go, your bathroom vanity is flush to the wall entirely, and you are all set to use your new bathroom vanity.

If you still have confusion, call a plumber who can install the vanity flush for you in no time.

LUCA Kitchen & Bath LC72PWW Tuscan 72" Double Bathroom Vanity Set in Pure White with Carrara Marble Top and Sink

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Does the bathroom vanity need to be attached to the wall? 

Yes, the bathroom vanity needs to be attached to the wall because it will completely stabilize the vanity and will not cause any major problems during plumbing. Also, during earthquakes or if anyone sits on the top of the vanity, the vanity’s chances being tipping over becomes almost zero.  

Installing bathroom vanities isn’t a pretty big process but needs the right technique, making the vanity set up perfectly in your bathroom.

Why does the bathroom vanity need to be attached to the wall? 

A bathroom vanity has a lot of significant reasons why it needed to be attached to the wall.

The bathroom vanity needs to be installed in your bathroom in the right method. You need to think about all the things that are going to happen if the bathroom vanity is not well placed and not perfectly secured.

A bathroom vanity needs to be attached to the wall for the following reasons:

Risk of tipping over:

There is a huge risk of your vanity being tip over if it gets a simple push from anything. The vanity can break into pieces if it tips over from a high place. 

Also, there are chances the furniture will fall over you, which might cause some severe injuries to your body, which can be devastating.

Being toppled over might cause some serious damage to water connections: 

The vanity being turned over might cause permanent damages to all your pipes and water connections. If you are not aware enough, a slight push to your vanity might cause cracks in your fittings. 

A huge risk for wandering children: 

A shaky vanity or a trembling vanity can be very dangerous for the children because kids wandering or playing around in the house may intentionally or unintentionally climb or pull out the drawer or push the vanity, causing the vanity to tip over the children. 

In fact, an open drawer or door or the edges of the vanity might cause some serious physical injuries to your children. Remember, the heavier the vanity is, the more tightly it should be secured to the wall. 

Plumbing becomes stressfree: 

Plumbing is necessary to provide water and maintain a drainage facility for the bathroom’s used water. And for this reason, a wall-attached, tightly secured vanity can give you hassle-free plumbing. So, attaching a vanity against a wall is a good idea. 

Finally, it must be crystal clear why your bathroom vanity needs to be attached to the wall. Therefore, from now on, make sure that your bathroom vanity is tightly connected to your wall.

Beckett 60 Inch Double Bathroom Vanity in White, White Cultured Marble Countertop, Undermount Square Sinks, No Mirror

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How to install bathroom vanity attached to the wall? 

If you want to install a vanity attached to the wall, firstly, you need to find one that is suitable for your bathroom and fits your style. It is better to install a wood vanity as it is much durable.

The guidelines on how to install a bathroom vanity attached to the wall are given below: 

Mark area:

Select the place and mark the outline area where you want to install the new vanity. Mark the height and width where you feel comfortable using.

Locate studs:

Using a stud finder, locate the studs and mark them inside the outlined area. 

Calculate the distance of the plumbing pipes:

Almost all the vanity has open backs that are required to install the vanity easily. If your vanity has one, that’s really good. But, if it doesn’t have any, you have to make a hole for the plumbing.

Firstly, calculate the distance of the plumbing pipes from your outline area. Taking the exact measurement onto the new vanity, we cut a hole using a hole saw. 

Set the vanity:

Set the vanity to your selected place and make sure it is well lined up, same as the mark you have made earlier. Check the vanity is fitted perfectly and make minor adjustments if needed. 

Drill a pilot hole into the wall stud:

Through the bathroom vanity back, drill a pilot hole into the wall stud. Then with the provides screws, secure your vanity.

Secure the screws:

Make sure the screws are secured tightly between your vanity and your wall. Also, for finishing touches, use some of the sticky glue between your vanity and wall joints. 

Finally, you will have your bathroom vanity being tightly attached to your wall, and you can be tension-free.

How do you fill the space between the bathroom vanity and a wall? 

Often we see there remains space between the bathroom vanity and the wall. To fill out this space can be tricky, but it is not impossible. There are several ways to make this space disappear. 

You can follow the noted process to get rid of the gaps between the bathroom vanity and walls:

  1. Use bathroom sealant tape to lock out moisture and to smooth the lining of the vanity. 
  2. Use some transparent caulk if the gap is small. 
  3. Use a backer rod if the gap is medium-sized. Place the backer rod in the desired position and seal it with some caulk. Use a color matching caulk to make it look good. 
  4. If you have money, you may buy & install a thicker backsplash. Backsplash can make the gap disappear very easily, almost non-existent. Backsplash can fill out big gaps and can work more efficiently than all other solutions here.

Ove Decors Burnt Oak Aeryn 40 Single Sink Bathroom Vanity with White Ceramic Top

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How much does it cost to install a bathroom vanity? 

The installation cost depends on some factors like the size of the cabinet, the number of sinks, and others needed to install a vanity.

On average, it will cost $1500 to install a new bathroom vanity.

Normally, the installation cost ranges from $300-$3800. The price of individual units ranges from $200-$2800

How do you secure a freestanding vanity? 

To secure a freestanding vanity, you need to attach the vanity to the correct wall studs by using the right screws. You need to make sure the screws are tightly secured to the wall. 

Also, put some caulk or sealants around the top of your vanity make sure the top is placed at the right place of the base on your vanity.

For also finishing touches, you can use sealants or silicone caulks on the edges of the countertop, making the vanity secure in the right place correctly.