How To Refinish A Kitchen Sink

A kitchen sink is one longest-lasting fixtures in the kitchen. It can survive years. However, the surface may scratch, chip, or get discolored by stains due to prolonged use. At this point, you can decide to install or get a new sink, but to save money, refinishing the kitchen sink is a better option. During refinishing, you can also change the color of your sink. For example, if you use a white sink because it gets dirty easily, you can repaint it to a darker shade.

Here, I will be showing you seven practical ways to refinish a kitchen sink.

7 Practical Steps to Refinish a Kitchen Sink:

The below steps are easy and very safe to be approached as a DIY project.

To begin refinishing, there are tools that you must get, and they are:

  • Steel wool
  • Rags
  • Trisodium phosphate cleanser
  • Acrylic spray primer
  • Epoxy spray paint
  • Masking paper
  • 180-grit sandpaper
  • Professional painter’s tape
  • Metal-etching spray primer

The steps include:

Step 1: Clean the Sink

To clean the sink, apply TSP or trisodium phosphate to a soft cloth and clean the sink thoroughly. Trisodium phosphate is more preferably due to its environmentally-friendly nature and for its quick removal of stains, old soap, dirt residue from a porcelain kitchen sink’s surface.

You can easily get trisodium phosphate from any hardware store. You can also check online for it.

Step 2: Sanding the Sink’s Surface

Use medium-grit sandpaper attached to a hand sander’s clamps, and sand the kitchen sink’s surface carefully, including the edges. The function of the sanding is to smoothen the surface of sink, so that when the paint is applied, it will come out beautifully. Also, sanding helps to smoothen minor scratched and small chips on the sink’s surface. This is highly necessary for no metal sinks.

Step 3: Further Smoothen the Sink’s Surface

After sanding the sink’s surface, use masking paper to cover both the faucet and kitchen countertops. Do ensure to secure it with tape and carefully apply it to the sink’s metal drain. Next, using a fine-grit sandpaper, further smoothen the sink’s surface. Do ensure you remove all residue dirt and dust. After smoothening, use a damp cloth to wipe out the sink’s surface.

Step 4: Apply Bonding Agent Over The Sink’s Surface

After smoothening and removing the dirt and dust, the next thing you have to do is apply the bonding agent. To achieve an even surface, the coating should be slim. After which you let it to dry for 5 – 10 minutes to dry and thicken.

Step 5: Apply Epoxy Primer To The Sink’s Surface

After the bonding agent has completely dried and thickens to the sink surface, the next step is to take an epoxy primer, and using a brush, carefully rub it on the porcelain surface. Like the bonding agent, the coating should be light. Use a regular pattern to move the paintbrush to avoid any appearance of brush strokes. After that, leave it for about 15 minutes to dry.

Step 6: Re-sand the Sink

After the epoxy primer had dried up, use fine-grit sandpaper to re-sand the sink for the last time. Take a damp cloth and wipe out all the accumulated dust when you are done.

After cleaning the surface from all particles of dirt, and it is now looking good, then take the epoxy primer and apply it the second time. The coating should be slim as the first one. Then leave it to dry for another 15 minutes.

Step 7: Use a Brush and Apply The Thin Acrylic Topcoat On The Sink’s Surface

After the second thin layer of epoxy primer has dried off. Use a good brush, and apply a light acrylic top coating to the sink’s surface. It is important you follow a regular pattern while applying the coating to avoid leaving any stain markings on the kitchen sink’s surface. Then leave it to dry for some minutes. After it has completely dried, take the brush again and apply the second acrylic top coating.

You are advised to go for the acrylic spray primer for nonmetal sinks, while for metal sinks, the metal etching spray prime is preferred.

After the last coating, leave the kitchen sink to dry for about 24 hours or more before the final cleaning or washing. Avoid using the sink heavily for about five days after the refinishing procedures to get a long-lasting result. And you are done.

Is Refinishing a Kitchen Sink Expensive?

Most homeowners think refinishing a kitchen sink is expensive, but it is the opposite. Getting a new sink for your kitchen isn’t a bad idea, but it is expensive, time-consuming, and energy-consuming.

But with refinishing, you only need to remove the hardware to start working. The process is straightforward, cost-effective, and fast.

For a good result during the refinishing, you need to ensure that your sink is effectively cleaned. Also, ensure to use the right products designed to clean deep dirt and stain to avoid any form of discomfort during the process. As stated, this is something you can do personally without the help of a plumber. .

How Much Does It Cost To Refinish A Kitchen Sink?

On average, the national materials needed to refinish a kitchen sink are $26.27 per glazing, usually ranging from $24.58 to $27.96. Averagely, the total price for labor and materials per glazing is $685.03, ranging from $417.39 to $952.67.

The exact amount you will spend depends on factors such as your location, nature of the sink, the make of the sink, and finishing options you are going for.

Frequently Asked Questions (FAQs)

Can A Sink Be Resurfaced?

Yes, a kitchen sink, whether porcelain, metal or no metal, can be resurfaced to improve its looks and surface beauty. You can either do the resurfacing yourself or consult a professional plumber.

Can you Refinish A Ceramic Sink?

It is possible to refinish a ceramic sink and restore it to its original beauty or improve its present beauty. You can’t use the average paint on a ceramic sink; you have to get paint with an epoxy base, which dries to a smooth, hard finish.

Is It Possible To Make An Old Sink Look New Again?

Yes, it is possible to make an old sink look new again. All you have to do is clean the old sink using a paste of baking soda and water. After which, you rinse the sink with vinegar, which will bubble and fizz in the sink. Naturally, vinegar helps disinfect while removing hard water stains from your old sink, especially stainless sinks. Once your sink is clean and completely dry, you add an extra shine to it, and boom, your sink is looking new again.

What is Reglazing a sink?

Reglazing a sink is also called refinishing, resurfacing, or re-enameling. It refers to giving a sink an effectual transformation, rebirthing the old and damaged surfaces to look new again. It is an immediate and straightforward process.

How Can You Reglazing A Kitchen Sink

To reglaze a kitchen sink, apply a layer of epoxy paint to the entire sink, using a sponge or paint roller. Allow it for at least an hour to completely dry. Once the epoxy glaze is dried, apply an acrylic top coat to seal the epoxy glaze. Ensure you use a good brush and follow a regular pattern to get a good output.

Can A Kitchen Sink Be Painted?

It is normal to want to paint your kitchen sink into a different color, nor necessarily want to change it. Professionally, only stainless steel and acrylic sinks can be painted, while the porcelain sinks can only be reconditioned. Painting a kitchen sink can take you about two to four hours, depending on the size of the sink.

Can Porcelain Sink Be Painted?

Considering the durable and eye-appealing nature of a porcelain sink, painting it is possible and an affordable alternative to replacing it. However, before you begin the process, you must protect the wall and floors of the kitchen to avoid paint splatters.

How Do You Make An Old Porcelain Sink Look New?

To make the old porcelain sink look new, get and dilute a part of the household bleach into 5 parts water. Soak towels into the mixture and leave them for about eight hours and use it to clean the sink thoroughly. The bleach removes any residue, stain, or deposit and improves the brightness of the sink.

Is There A Paint For Porcelain Sinks?

Acrylic latex paint or two-part epoxy is the best paint for porcelain sinks. Avoid using any form of paint for your sink. Use only the appropriate paints.


Refinishing a kitchen sink may vary due to the material used in making the sink. In the same light, the material used also varies depending on the materials used for the sink production.

To achieve an optimal result, ensure you use the right product for the right materials. You may also like “How To Paint A Kitchen Sink.”





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