How Do You Restore A Composite Sink? (Step-by-Step Guide)

Upgraded Home Team
by Upgraded Home Team

Composite sinks are very popular and require quite the investment to install. If you have invested in a composite sink, there’s probably a reason. Composite sinks are notorious for providing many benefits. One of those benefits is that they look amazon and elevate your kitchen style.

However, over time a composite sink can start to lose its shine. If that begins to happen, then you need to act quickly. There’s still time to save your sink if you follow our guide. We’ll help you restore your composite sink and return it to its former glory.

To restore a composite sink, begin by thoroughly cleaning your sink with a soapy water. Next, make a paste out of baking soda and water, and apply it all along the sink. Let sit overnight. Rinse and repeat as needed. This method should get rid of built up hazy and white film on your sink.

If you want to get the most out of your composite sink, you’ll need to know everything about restoring it. Over time, it is inevitable that your composite sink shows wear. In this guide, we’ll give you the knowledge base you need. With it by your side, you can ensure your composite sink looks amazing for years to come.

Do You Need to Hire Sink Installers?

Get free, zero-commitment quotes from pro contractors near you.

How to Clean a Composite Sink

When your composite sink is looking worse for the wear, it may just need a good cleaning. However, cleaning a composite sink is not as simple as taking a rag to it. There is a particular way to ensure your composite sink gets a good cleaning.

We’ll show you step-by-step how to clean your composite sink. If followed correctly, these cleaning steps could remove the film from your sink. Over time, this film occurs with regular use. Though it’s natural, it’s also unsightly. Here are the steps to help fight it from persisting.

Step One

The first step is to create a cleaning solution that you’ll be using. The most effective formula has been found to be a half-and-half mixture of soap and warm water. This solution will be used to clean the sink and is gentle enough to avoid damage.

Step Two

Once you have the solution prepared, it’s time to apply it to your sink. With a rag, you will apply it to your composite sink. This process should help to remove most of the film that is on the composite sink. This film builds up over time, so make sure to thoroughly wipe it.

Step Three

The job isn’t complete after wiping the sink down. The third step is to prepare another mixed solution consisting of water and baking soda. This will perform a more thorough and advanced clean. When you have the solution prepared, apply it to the composite sink.

Step Four

Once you have applied the baking soda solution to the sink, it’s best that you let it sit overnight. This will give time for the solution to act effectively. Over the course of up to 24 hours, you should notice that your composite sink is looking refreshed.

Does Your Composite Sink Need Resealing?

Cleaning is often the right solution for sinks that have accumulated a white film or residue. However, it’s not always the right choice. There are times that the problem is more extensive than what cleaning can solve.

Composite sinks all contain a seal that surrounds the entire surface. If that seal is somehow broken and the surface is infiltrated, it can cause more problems with your sink. It is easy for the entire seal of a sink to go bad because of one broken entry point.

If you have tried cleaning your composite sink and have gained no progress, it may be due to this issue. In this case, the only way to overcome the challenges posed is by resealing your composite sink. This can be done with the help of a professional.

Many people wonder if resealing their composite sink is worth it. The answer is that it depends on the price of the sink. For lower-end sinks, it may not be worth it. While for expensive sinks, it is almost certainly worth it.

In any case, you have two options if your sink is in need of restoration–resealing and thorough cleaning. Usually, resealing is only used as a last resort.

Benefits of a Composite Sink For Your Kitchen

If you are considering a composite sink or weighing the benefits of keeping your composite sink, these benefits will interest you. Composite sinks are becoming increasingly popular. As it turns out, it’s for good reason! Here are some of the main benefits of a composite sink for your home.


One of the main reasons that people choose composite sinks is that they are affordable. They look amazing and for the price, they are considered to be a bargain. When compared to granite or quartz sinks, it’s been found that they achieve similar attractiveness while costing much less.


Another reason that so many people choose composite sinks is a rather obvious one. They look great and are available in a variety of styles. In fact, their strength in this department is so great that many people install them to increase their home value.

Composite sinks are available in patterns that look similar to granite and quartz. This allows you to replicate the look without necessarily having to invest as much.

Easy to Clean

When you have a composite sink in your home, you’ll find they are very easy to clean. For many people, this is a huge relief. Oftentimes, it is a matter of simply wiping it down with a rag. Other times, you may have to follow our cleaning steps outlined earlier. Either way, it’s a simple process.

People love composite sinks for the simplicity that they can provide. They make cleaning up easier and don’t allow tough stains to stick on them for long.


Composite sinks may not be as durable as quartz or granite, but they are similar. When you purchase a composite sink, you are investing in strength and durability. These sinks provide a great look without being high maintenance. You won’t need frequent repairs or to invest thousands to maintain your composite sink.

Do You Need to Hire Sink Installers?

Get free, zero-commitment quotes from pro contractors near you.

Related Questions

How do you get paint off a composite sink?

To get paint off of your composite sink, you’ll need to use a non-abrasive scrubbing pad. Dampen it with water and dish detergent. This mixture should allow you to scrub it off of your sink. 

Can you use bleach on a composite sink?

You can use bleach on a composite sink. However, if you are going to do so, it is recommended that you use a 50% water and bleach solution. This achieves the cleaning power that you need without damaging the sink. 

How do you get tea stains out of a composite sink?

To get tea stains out of a composite sink, sprinkle baking powder over the affected area. Spray it with a vinegar and water cleaning solution. Then, scrub it with a cloth or sponge. This should remove the stain. 

What causes the white haze on my composite sink?

The most common cause of white haze or fuzz on a composite sink is hard water stains. A thorough cleaning should address this issue nicely. 

Upgraded Home Team
Upgraded Home Team

We are a team of passionate homeowners, home improvement pros, and DIY enthusiasts who enjoy sharing home improvement, housekeeping, decorating, and more with other homeowners! Whether you're looking for a step-by-step guide on fixing an appliance or the cost of installing a fence, we've here to help.

More by Upgraded Home Team