What do pros use to clean grout?

Author: Alfonzo Koch  |  Last update: Monday, June 8, 2026

Some professionals swear by a simple mixture of baking soda and peroxide to clean grout. Hydrogen peroxide is an acid, and baking soda is a base compound. Mixing the two together creates a reaction that can penetrate the grout lines and free dirt and debris.

What do professionals clean grout with?

Steam cleaning or a machine scrubber are also great options for cleaning your grout professionally. Either type of machine could be a good choice for this type of cleaning work. Either of these processes might allow the avoidance of chemicals altogether, as well.

What is the best thing to clean grout with?

By the way: Powdered soda can be used to clean grout in the same way as baking soda and baking powder. Using a steam cleaner to clean bathroom grout is the best solution if you don't want to have to scrub. The hot steam penetrates into the gaps and is a reliable way to remove dirt.

How do professionals clean grout in a shower?

What do professionals use to clean grout? Whether you believe it or not, most professionals use a solution of white vinegar and water with a 1:1 ratio. This solution is often more effective than dedicated Ph-neutral grout cleaners.

What is the best trick for cleaning grout?

Make a paste by combining 2 parts powdered bleach and one part water in a bowl. Once you've achieved the consistency of toothpaste, apply the mixture to your grout lines. Let it sit there for 15 - 20 minutes, then use a brush to scrub vigorously.

How To Clean Grout Between Professional Cleanings

Can hydrogen peroxide damage grout?

Hydrogen peroxide is generally safe for grout, but like any cleaning agent, it can have adverse effects if overused or misapplied. Hydrogen peroxide is a mild antiseptic and bleaching agent, so it works well on grout and tiles to tackle stains, mold, and bacteria.

What chemical to use to clean grout?

Make a spreadable paste with 3/4 cup baking soda with 1/4 cup hydrogen peroxide and 1 tablespoon of mild dish soap. Add more baking soda or peroxide if the mixture is too runny or thick. Put about two teaspoons of cream of tartar in a bowl. Add enough lemon juice to make a thick paste.

Does OxiClean work on grout?

If you're trying to clean grimy grout between your bathroom shower or floor tiles, then OxiClean™ bathroom cleaners are here to help! They get rid of grout stains on vertical and floor tiles for a refreshed bathroom.

How to make old grout look new?

Use Vinegar And Water

Spray it in the grouts and let it stand for 5-7 minutes. Take a brush and start scrubbing. Then rinse it. Voila!

What should you not use to clean grout?

Chemical cleaners, such as, Tilex, Soft Scrub, Scrubbing Bubbles, or ammonia products will nearly always result in your tile surfaces' grout becoming very discolored.

What is the best results for cleaning grout?

The most effective and simple way to clean your grout is using distilled white vinegar mixed with water. If the grout is heavily stained and requires lightening, you may decide to first apply bicarbonate of soda paste before you begin cleaning.

How to professionally clean tiles and grout?

How do professionals clean tile and grout?
  1. Pre-treat the tiles and grout by mopping them with an alkaline-based degreasing solution and letting it sit for about 15 minutes. ...
  2. Power scrub with surrogated brushes that agitate the grout lines and the tile surfaces.

Does Dawn soap clean grout?

To mix homemade grout cleaner all you will need is blue dawn and warm to hot water. You will start by pouring a dime-sized squirt of blue dawn into a trigger bottle (preferably a 32-ounce bottle). Make sure the spray can be adjusted to stream and not spray. Then fill with water and lightly shake.

Is goo gone safe on grout?

It works on the tile and the grout, effectively cleaning everything from hard water stains to mold and mildew stains to soap scum.

How to clean grout that has turned black on a shower?

One way to clean and whiten the grout is by use of hydrogen peroxide and baking soda. Mix the two ingredients to create a thick paste. Then, using a brush, spread the paste on the mold-affected grout and let it work for 5-10 minutes. Scrub the grout with a firm bristle brush and repeat if there is still visible mold.

Is bleach bad for grout?

The long-term use of bleach on grout can lead to several adverse effects. As an oxidizing agent, bleach can weaken the cement binding the grout, reducing its durability. Additionally, it can cause discoloration, leading to an uneven and blotchy appearance.

How to remove grout haze?

Start by combining four parts water and one part white vinegar (hint: add more vinegar to increase the cleaner's strength). Pour into a bucket or spray bottle and apply the water and vinegar mixture to the tile surface. Scrub the area using a cloth, nylon pad, or a mop.

Are grout pens any good?

Grout pens will only temporarily cover your grout's discoloration. That's probably why they are the cheapest option available. We run into the infamous grout pen issue nearly every other week. The project usually goes awry when the homeowner applies the grout pen to the grout and some bleeds over onto the tile.

What grout cleaner do professionals use?

Some professionals swear by a simple mixture of baking soda and peroxide to clean grout. Hydrogen peroxide is an acid, and baking soda is a base compound. Mixing the two together creates a reaction that can penetrate the grout lines and free dirt and debris.

What is a homemade formula for cleaning grout?

To make your own grout cleaner, mix 1 tablespoon liquid dish soap, ½ cup baking soda, and ¼ cup hydrogen peroxide together in a squeeze bottle. Allow the mixture to stand for 7 to 10 minutes, then apply to wall tiles, floor tiles, and countertops wherever the grout is dirty.

Does OxiClean whiten grout?

Getting in between the tiles is hard but OxiClean™ can make keeping your grout sparkling white easy. Always refer to packaging for directions. MIX Fill to line 4 per gallon of water. For some surfaces, like grout, a more concentrated solution/paste may be needed.

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