How To Clean A Franke Composite Granite Sink Correctly

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Composite granite sinks are becoming increasingly popular as homeowners seek to save money.

A composite sink is similar to a standard cast iron sink in appearance, but composite sinks are much easier to maintain than cast iron sinks.

But cleaning composite sinks isn’t always easy. There’s no soap or detergent specifically designed for composite sinks.

So what do you do? How do you clean a composite sink?

Here’s what you need to know about cleaning composite granite sinks.

1. Clean Composite Granite Sinks With A Sponge

Granite sinks are made up of many different materials, including quartz, resin, and sand. They’re usually made out of granite, although there are other types of composite sinks available.

When you first install a composite sink, you should wipe down the surface with a damp cloth to remove any dust or dirt.

Then, use a sponge to apply a cleaner designed specifically for composite sinks.

2. Use The Right Cleaner For Composite Granite Sinks

Most composite sinks come with a specific cleaner designed for them. This cleaner is typically a liquid, gel, or paste.

Use the right type of cleaner for your sink. Some cleaners may contain abrasives that could damage the finish.

3. Remove Stains From Composite Granite Sinks Using An Acid Solution

To remove stains from composite sinks, use a solution containing 1 part vinegar to 10 parts water.

Mix the solution well and then soak a soft cloth in the mixture. Wring out the cloth and place it over the stain. Let the stain sit for 30 minutes.

Then, rinse the area with warm water. Repeat this step until the stain disappears.

4. Use A Soft Brush To Clean Composite Granite Sink Surfaces

how to clean a composite granite sink franke

A soft brush works well for cleaning composite granite sinks. It allows you to scrub away stubborn areas without damaging the surface.

5. Clean Composite Granite Countertops With A Scouring Pad

Scouring pads are useful tools for cleaning composite granite counters. They allow you to quickly and easily remove stubborn stains.

Wipe down the area with a wet rag. Apply scouring pad directly onto the spot. Rub the area gently.

Rinse the area with warm water and repeat this step until the stain has been removed.

6. Baking Soda And Vinegar

how to clean a composite granite sink franke

Baking soda and vinegar are two simple ingredients that can be used to clean composite bathroom sinks.

Mix equal amounts of baking soda and white vinegar together. Add some dish soap to the mix if needed.

Pour the mixture into the sink. Swish the mixture around to loosen any residue.

Let the mixture sit for 15 minutes.

Rinse the sink with warm water.

Repeat these steps until the sink is clean.

7. Dish Soap

Dish soap is an effective way to clean composite kitchen sinks. Simply pour some dish soap into the sink.

Swish the mixture around to dislodge any food particles.

Rinse the surface with warm water.

Do this several times until the sink is clean and shiny.

8. Simple Household Items

how to clean a composite granite sink franke

Simple household items can be used to clean shower doors.

Simply fill a bucket with hot water and add 2 tablespoons of bleach.

Add a couple drops of dishwashing detergent. Mix the solution well.

Soak a soft cloth in the solution.

Place the cloth against the glass door. Gently rub the area.

Continue rubbing the area until the glass is completely clean.

9. Lemon Juice

Lemon juice is another easy ingredient to use when cleaning composite granite sinks.

Fill a bowl with lemon juice. Dip a sponge into the lemon juice.

Rub the sponge on the stained area.

Rinse the sponge with warm water.

10. Borax Powder

If you have a composite vanity sink, the borax powder is a great option to keep your sink looking new.

Sprinkle borax powder into the sink.

Allow the sink to sit overnight.

The next day, wipe the sink with a damp cloth.

11. White Vinegar

White vinegar is a great cleaner for composite sinks. Pour some white vinegar into the tub.

Use a sponge or rag to apply the vinegar to the surfaces.

Rinse the tub with warm water.

12. Hydrogen Peroxide

Hydrogen peroxide is also a good choice when it comes to cleaning composite sinks.

Pour 3 cups of hydrogen peroxide into the sink.

Use a sponge to scrub the areas.

Rinse the areas with warm water.

13. Use Laundry Detergent

To remove stains from composite countertops, try adding laundry detergent to a bucket of warm water.

Stir the solution well.

Pour the solution onto the stain.

Wipe away the excess liquid.


Q: Can I use baby shampoo to clean my composite sink?

A: No. The baby shampoo contains chemicals that may damage your composite sink. It’s best to use a natural product like baking soda.

Q: What should I do if my composite sink gets dirty again after using one of the above methods?

A: If your sink gets dirty again, simply rinse it with warm water and repeat the process.

Q: How often should I clean my composite sink? Is there anything special about how often I need to clean my composite sink compared to other types of sinks?

A: The frequency with which you clean your composite sink depends on the type of material you are using. For example, if you are using stainless steel, you will want to clean your sink more frequently than if you were using cast iron. Also, if your sink has scratches or dents, you might want to clean it more frequently.

Q: Do I need to use a specific kind of cleaner for my composite sink?

A: Yes. You must use a cleaner specifically designed for composite sinks.

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