Use soap and water, if the pavers are still dirty after sweeping and water hosing, make a solution of soap and water. You can use dish soap, laundry detergent, or any type of general-purpose cleaner. Never use bleach on your pavers, as it can damage the surface.
Dish soaps are ideal for this job. While they feature surfactants that are able to remove tough grime like oil and grease, they are also safe enough to use on paving stones without compromising their integrity or appearance.
A solution of household bleach diluted 10:1 with water (10 parts water) can be used to remove many types of stains. Some of these include beverage stains, leaf, wood rot, and tobacco stains. Always test a small section of your patio before covering a large area.
Use a mild grease-cutting detergent such as Dawn or Ajax dishwashing liquid mixed with water and a natural or synthetic bristle scrub brush to help brighten the patio surface. NOTE: Never use a wire brush as it can leave rust stains and scratch the concrete surface.
The old cleaning solutions are still the best ones, even with pavers. Use your everyday hand soap or dishwashing soap and add in some water to maintain and clean your paver surfaces. Get a bowl or tub of water, put in the appropriate amount of soap, then lightly scrub your paver driveway or walkway using a clean brush.
Clean stone surfaces with a neutral cleaner, stone soap, or a mild liquid dishwashing detergent and warm water. Similar to any item cleaned in your home, an excessive concentration of cleaner or soap may leave a film and cause streaks. Follow manufacturer recommendations.
Remove limescale buildup with a 50:50 ratio of water and white vinegar. Spray the solution on the surface of your pavers and let it sit for a good 30 minutes before scrubbing with a scrubber brush and rinsing the pavers off.
Use a specialist cleaner
Try a specialist cleaner like Wet & Forget, at Walmart, which you spray onto the surface of the paving and leave. It can also be used on steps, fountains, patio umbrellas and other smaller outdoor areas. It's bleach-free and non-acidic but will remove mold, moss and grime without any scrubbing.
White vinegar is good for cleaning pavers, though it's also acidic enough to erode the stones' surface. Diluted vinegar can be used safely to clean paving stones, though it should be used sparingly and infrequently to protect your paving from damage.
It is common to mix bleach with water; however, you can also add other ingredients to make it more effective. Avoid an intense concentration of bleach, as it can damage the pavers.
Basic Cleaning Routine
First, sweep or dry mop your pavers. This eliminates dirt and debris so that scrubbing them is easier. Then carefully wash your stone pavers using a pH-balanced neutral cleaner and warm water. A sponge or sponge mop is an excellent tool for this job.
If vinegar does not do the trick, you can also try mixing about a cup of bleach for each gallon of water and using this as your mold-killing spray solution.
Can you power wash pavers? Power washing (also known as pressure washing) is also a very effective method by which you can remove dust deposits and various stains from your pavers. Just make sure that the water jet is not directed directly at the joints between the paving stones.
Properly Cleaning Pavers
Per the Simple Green website, you'll want to mix one cup of water for every ounce of Simple Green being used. PRO TIP: Don't forget to spot test the mixed solution in a hidden area PRIOR to cleaning the entire surface. Next, pour the solution over the pavers and let it sit for 1-2 minutes.
'A homemade cleaning solution for your patio can be made by mixing equal parts water and white vinegar,' says Zak. 'This natural cleaner is effective in removing dirt, mildew, and algae. For stubborn stains, you can add a few drops of liquid dish soap to the mixture. '
Fill up a gallon sized bucket with water and add about 16oz of dish detergent. Mix the soap into the water thoroughly. Once your cleaning solution is ready, gently pour some onto your paver surface, working in small areas at a time. There are also specific cleaning solutions.
Try Concrete Stain
The simplest path to reviving tired pavers is to apply an acrylic-based semitransparent concrete stain, such as Behr Premium Semi-transparent Concrete Stain ($27/gal.; Home Depot) or Valspar Semi-transparent Concrete Stain ($28/gal.; Lowe's).
USE WHITE VINEGAR
Cleaning pavers with vinegar is one of the simplest ways to eliminate stubborn oil stains, or moss, and algae on pavers, particularly brick ones.
When using Dawn Powerwash, you should avoid cleaning porous surfaces such as marble and other soft natural stones or untreated wood. It is also best to keep Dawn Powerwash away from painted surfaces, too.
Acidic commercial cleaners and those containing harsh chemicals, like bleach, can damage and dull natural stone surfaces.
Whether your patio is sealed concrete or cement, or even sealed concrete pavers, a bleach and water solution makes it easy to clean away built up soil, stains from leaves and pollen, mold, mildew and algae.