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Best Concrete Cleaner For Mold And Mildew (2024 Update)

Choosing the best concrete cleaner for mold and mildew can be a daunting task. With so many products on the market, how do you know which one will truly get the job done? Before making a purchase, there are a few key factors to consider.

First, assess the extent of the mold and mildew problem. Is it confined to small areas or spread out? How severe is the growth? This will help determine if you need a cleaner with higher strength formulations or something more gentle.

You’ll also want to think about application method. Some cleaners are designed for use with a garden sprayer, while others come prepared in easy to use spray bottles. Consider which option will work best for your unique situation.

Of course, safety is paramount when working with harsh chemicals. Be sure to select a concrete cleaner that is eco-friendly and safe for pets and children once dried. A low VOC formula is ideal.

The good news is that with the right concrete cleaner, removing ugly mold and mildew from driveways, basement floors, and sidewalks doesn’t have to be a huge hassle. With a quality product and some elbow grease, you can restore the look of your concrete surfaces. Keep these tips in mind as you shop to find the best concrete cleaner for killing mold and mildew.

10 Best Concrete Cleaner For Mold And Mildew

# Product Image Product Name Product Notes Check Price
1
Mold Armor FG503 is ideal for cleaning the exterior of houses and removing stains, dirt, and mildew.
2
The product is ideal for removing mold and mildew stains on natural surfaces.
3
The product is ideal for inhibiting and preventing mold, mildew, and musty odors on various surfaces.
4
The product is ideal for removing mold and mildew stains from various surfaces such as fabric, wood, concrete, and painted walls.
5
It is ideal for removing and preventing mold, mildew, and other types of stains on various surfaces.
6
Wet & Forget Indoor Mold and Mildew Disinfectant is ideal for eliminating and preventing mold and mildew growth in indoor spaces.
7
Ideal for cleaning and removing moss, mold, mildew, and algae stains on various outdoor surfaces.
8
Ideal for disinfecting and eliminating mildew, viruses, and mold on various surfaces with a lemon scent.
9
Ideal for removing bathroom mold, mildew, and stains, while also eliminating 99.9% of household bacteria and viruses.
10
This product is ideal for removing mold, stain, and mildew, while being safe for families due to its natural ingredients.
Mold Armor FG503 is ideal for cleaning the exterior of houses and removing stains, dirt, and mildew.
The product is ideal for removing mold and mildew stains on natural surfaces.
The product is ideal for inhibiting and preventing mold, mildew, and musty odors on various surfaces.
The product is ideal for removing mold and mildew stains from various surfaces such as fabric, wood, concrete, and painted walls.
It is ideal for removing and preventing mold, mildew, and other types of stains on various surfaces.
Wet & Forget Indoor Mold and Mildew Disinfectant is ideal for eliminating and preventing mold and mildew growth in indoor spaces.
Ideal for cleaning and removing moss, mold, mildew, and algae stains on various outdoor surfaces.
Ideal for disinfecting and eliminating mildew, viruses, and mold on various surfaces with a lemon scent.
Ideal for removing bathroom mold, mildew, and stains, while also eliminating 99.9% of household bacteria and viruses.
This product is ideal for removing mold, stain, and mildew, while being safe for families due to its natural ingredients.

1. Mold Armor Fg503 E-Z House Wash, 1-Gallon, 1 Gallon, 128 Fl Oz

Looking for a powerful cleaner that can easily remove exterior mildew, mold, and algae stains without any scrubbing? Look no further than this amazing formula! This cleaner is ideal for use on a wide variety of surfaces, including vinyl, aluminum, and wood siding, brick, stucco, concrete, trim, and painted decks, fences, and much more.

This versatile formula is perfect for tackling both heavy stains and soil, as well as typical stains and dirt. It can be easily applied using a garden sprayer, tank sprayer, roller, or sponge (all sold separately), making it a convenient and easy-to-use solution for all your cleaning needs.

With a coverage area of up to 2,000 square feet, this powerful cleaner is sure to get the job done quickly and efficiently. And best of all, it's safe for landscaping applications if used as directed, so you can rest easy knowing that your plants and foliage will not be harmed during the cleaning process.

For typical stains and dirt, simply dilute the cleaner by combining three parts water with one part cleaner. This will ensure that you get the most out of your cleaner, while still being gentle on your surfaces.

So if you're looking for a powerful, effective, and easy-to-use cleaner for your exterior surfaces, look no further than this amazing formula. With its proven track record of success, it's the perfect choice for any homeowner looking to keep their property looking clean and beautiful.

2. Mold & Mildew Buster Spray – Epa Approved!

This versatile foam spray is a great solution for both indoor and outdoor cleaning needs. Its powerful formula is designed to remove tough stains from an array of surfaces including tile, showers, bathroom surfaces, tents, hardwood floors, hard plastics, automobile tires, wood, grout and fiberglass. It's even effective on boat cushions and outdoor furniture.

The fast-acting formula is perfect for those who want to get the job done quickly. The bleach-free remover has a foam sprayer that allows for a more direct and accurate application. This means you can target the problem area with ease and achieve great results in no time.

The trigger spray handle helps to evenly apply the cleaner over large and hard-to-reach areas. The foaming solution helps prevent splash-back and maximizes contact time on the cleaning surface. This means you can clean effectively without worrying about making a mess.

The product is part of the EPA's Safer Choice Program recognizing the product as a safer alternative to harsh chemicals. It's made in the USA and is safe and easy to use. Start by testing the product on a small area before use. Saturate the surface using the sprayer and let the heavy foam sit for 10 minutes. Wipe off with a dry clean cloth for a spotless finish.

In addition to this product, CLR offers a range of household cleaning solutions including Healthy Septic System, Garbage Disposal Cleaner, Outdoor Furniture Cleaner, Spotless Stainless Steel, Brilliant Bath, and Clog-Free Drain. This means you can trust CLR to help you fight the clean fight and keep your home looking its best.

3. Star Brite Mold &

The mold and mildew stains on various surfaces can be difficult and time-consuming to remove. Fortunately, there is an effective solution available that makes the process quick and easy. The Mold Stain and Mildew Stain Remover + Cleaner is a triple-action formula that quickly removes stains caused by mold and mildew on contact without the need for heavy scrubbing.

This product is incredibly easy to use. Simply spray it onto the affected surface, wait until the stain disappears, and then rinse it off. The high-alkaline formula contains buffered-bleach to remove mold and mildew stains, chelating agents to lift ground-in dirt, and surfactants to cut grease and grime.

The buffered-bleach technology used in this product is better suited for marine/outdoor upholstery and outdoor acrylic fabrics, including Sunbrella. It won't harm stitching or threads, making it a safe and effective solution for a wide range of surfaces.

This product offers more effective cleaning power than unbuffered "bleach-water" based products or diluted supermarket brands. It works on a variety of surfaces, including awnings, fiberglass, wood, concrete, drywall, siding, tile and grout, gutters, roofs, vinyl upholstery, most outdoor acrylic fabrics, and more. However, it's important to test the fabric for colorfastness before use.

The professional-strength concentrated formula makes it ideal for boats, homes, RVs, and commercial use. The gallon size is perfect for use as a house wash/siding and roof cleaner with a pump sprayer, providing a cost-effective and efficient cleaning solution.

Star brite takes pride in producing products that are made in the USA since 1973. However, it's important to note that this product should not be used on wood or painted surfaces unless you plan to refinish or repaint them.

4. Wet & Forget Indoor Mold And

The Indoor all-purpose cleaner is a powerful disinfectant that is capable of killing 99.9% of bacteria and viruses. What's more, it has been tested and proven to be effective against the COVID-19 virus. Its powerful formula inhibits the growth of mold and mildew, and eliminates mold odors at the source, leaving your space smelling fresh and clean.

Wet & Forget Indoor is a versatile cleaner that can be used on both hard and soft surfaces. It is a proven soft surface sanitizer that can be used to spot-treat a variety of soft surfaces such as fabric, upholstery, gym bags, hampers, pet bedding, stuffed animals, and toys. This makes it an ideal all-purpose cleaner that can be used in a variety of settings.

Wet & Forget Indoor is an effective cleaner that not only cleans but also deodorizes and disinfects. It is perfect for use on washable hard and non-porous surfaces such as appliances, chairs, tables, sinks, cabinets, high chairs, showers, bathtubs, bathroom fixtures, walls, countertops, garbage cans, floors, windows, doors, and door handles. It is a great way to keep your home or office clean and free from germs and bacteria.

One of the best things about Wet & Forget Indoor is that it does not contain bleach or any irritating fumes. This makes it safe to use in any setting, and it won't harm the environment or your health. For detailed instructions on how to use it for disinfection, virucidal, mold and mildew control, cleaning, deodorizing, and sanitizing, simply refer to the label.

5. Outdoor Stain Remover Concentrate For All Surfaces.

The Wet & Forget Concentrate Outdoor Cleaner is an effective solution to removing green and black stains caused by moss, mold, mildew, and algae from various outdoor surfaces without the need for scrubbing, rinsing, or pressure washing. It is suitable for use on driveways, patios, roofs, sidings, decks, vinyl, wood, concrete, canvas, aluminum, and upholstery.

To use the product, mix 1 part of Wet & Forget with 5 parts of water in a garden sprayer. It is advisable to spray the dry surface on a cool day to prevent rapid evaporation of the product. The application should be done in the absence of rain forecasted within 4-5 hours and when the temperature is above 32° F. Any unused product can be stored mixed and ready in the sprayer for future applications, and it has an unlimited shelf life.

The Wet & Forget Concentrate is a long-term solution that cleans over time with wind and rain. Green stains can clean up within 1-2 weeks, while black stains or heavy and stubborn stains may take several months. Long-established stains may take 6-12 months to clean. The surfaces can remain clean for up to 1 year or longer.

It is worth noting that the Wet & Forget Concentrate is bleach-free and non-acidic, making it safe for use around lakes, ponds, rivers, and streams. However, it is essential to spray at least 100 feet away from these water bodies and flush plants with water before and after application.

One bottle of Wet & Forget Concentrate is capable of treating 750 – 2,250 square feet. For heavy-stained and porous surfaces, more product may be required as these surfaces tend to absorb more.

6. Lemon-Scented Super Concentrate Disinfectant For Mold & Viruses.

Introducing the Commercial Grade Disinfectant, a powerful cleaning solution that effectively cleans and disinfects hard surfaces such as bathrooms, floors, walls, tables, chairs, metal, steel, and porcelain. This industrial strength disinfectant cleaner is perfect for tackling even the toughest of messes.

Not only is this disinfectant highly effective, it is also incredibly versatile. The advanced cleaning formula is capable of eliminating a wide variety of bacteria and viruses, as well as mold and mildew. This makes it an ideal choice for use in homes, hospitals, nursing homes, schools, food processing facilities, food service facilities, transportation terminals, office buildings, manufacturing plants, hotels/motels, and retail businesses.

One of the best features of this disinfectant cleaner is that it is non-abrasive, making it safe to use on nearly any hard surface. Plus, it comes with a fresh lemon scent that effectively deodorizes areas that are hard to keep fresh smelling. This hospital grade disinfectant and deodorizer is trusted by hospitals, municipalities, schools, nursing homes, hotels, and office buildings.

At Commercial Grade Disinfectant, customer satisfaction is our top priority. That's why we offer a 30 day hassle-free money back guarantee. We stand behind ALL of our products 100% with no questions asked. If you are not pleased with your purchase, simply call or email us with your order number and we will reimburse you in full.

7. Mold Armor Quick Kill & Stain Remover

The MOLD ARMOR Mold and Mildew Killer + Quick Stain Remover is a highly effective solution for eliminating mold, mildew, bacteria, and viruses. This broad-spectrum germ killer is also capable of removing dirt, grime, algae, and other stains from surfaces.

This product can be used on a variety of hard, non-porous surfaces, including bathtubs, shower doors, toilet seats, countertops, sinks, and sealed grout.

Using MOLD ARMOR Mold and Mildew Killer + Quick Stain Remover is easy. Its bleach-based formula requires no scrubbing, and it can clean and disinfect in just one application. For sanitization purposes, users should pre-clean non-porous surfaces carefully and spray the solution, then wipe it clean.

This mold spray is highly effective on hard, non-porous surfaces, and can eliminate up to 99.9% of household bacteria, viruses, fungi, and germs in just 30 seconds.

8. Earthworm Mold Stain And Mildew Stain Treatment – Natural And Family-Safe – 22 Oz

The EARTHWORM Natural bioenzymatic process cleaner is a fragrance-free cleaning solution that is designed to effectively clean various surfaces in your home. With its powerful natural bioenzymatic process, this cleaner breaks down and eliminates organic stains and odors, leaving your surfaces clean and fresh-smelling.

This cleaner is suitable for use on a wide range of surfaces including bathrooms, tubs, tile, kitchens, counters, sinks, grout, toilets, fiberglass, showers, shower doors, shower curtains, and vinyl curtains. It is a versatile cleaner that can be used to clean multiple surfaces, making it an excellent addition to your household cleaning arsenal.

One of the key benefits of this cleaner is that it does not leave any harsh chemical residues behind. Unlike many other cleaning solutions, the EARTHWORM cleaner does not contain any harsh chemicals that can be harmful to your health or the environment. All EARTHWORM products are environmentally responsible and safer for use around kids, pets & family, making them an excellent choice for families who prioritize safety and sustainability.

Best Concrete Cleaner For Mold And Mildew FAQs

Are there any eco-friendly or non-toxic concrete cleaners that are effective against mold and mildew?

Yes, there are several eco-friendly and non-toxic concrete cleaners that can effectively remove mold and mildew. One option is to use a solution of white vinegar and water, which is a natural and safe alternative to harsh chemical cleaners. Simply mix equal parts white vinegar and water in a spray bottle, apply to the affected area, and let it sit for at least 30 minutes before scrubbing with a stiff brush and rinsing with water.

Another option is to use a commercial cleaner that is specifically designed to be eco-friendly and non-toxic, such as Simple Green Concrete and Driveway Cleaner. These products are made with biodegradable ingredients and are safe for both people and pets.

It is important to note that while these cleaners are effective against mold and mildew, they may not completely remove stains or discoloration caused by the growth. In some cases, it may be necessary to use a professional concrete cleaning service to fully restore the appearance of the surface.

Are there any preventative measures that can be taken to reduce the likelihood of mold and mildew growth on concrete surfaces?

Yes, there are several preventative measures that can be taken to reduce the likelihood of mold and mildew growth on concrete surfaces. Firstly, it is important to ensure that the concrete surface is clean and free of any dirt or debris. Regular cleaning with a mild detergent solution can help to remove any potential sources of mold and mildew growth.

Another preventative measure is to ensure that the concrete surface is properly sealed. This can help to prevent moisture from penetrating the surface, which can lead to mold and mildew growth. There are a variety of sealers available that are specifically designed for use on concrete surfaces.

Proper ventilation is also important in preventing mold and mildew growth on concrete surfaces. Ensuring that the area is well-ventilated and that air can circulate freely can help to prevent the buildup of moisture.

Lastly, it is important to address any leaks or areas of water damage as soon as possible. Any sources of excess moisture should be eliminated in order to prevent mold and mildew growth from occurring. By taking these preventative measures, the likelihood of mold and mildew growth on concrete surfaces can be greatly reduced.

Are there any specific safety precautions that should be taken when using a concrete cleaner to remove mold and mildew?

Yes, there are specific safety precautions that should be taken when using a concrete cleaner to remove mold and mildew. First, it is important to wear proper protective gear such as gloves, eye protection, and a face mask to avoid any contact with the cleaner and potential inhalation of fumes. Additionally, it is important to follow the manufacturer's instructions for the cleaner and dilute it properly before use. It is also recommended to test the cleaner on a small, inconspicuous area before applying it to the entire surface to ensure it does not cause damage. When applying the cleaner, it is important to work in well-ventilated areas and avoid using it on windy days to prevent drift and potential exposure to neighboring areas. After using the cleaner, it is important to thoroughly rinse the surface with water and dispose of any leftover cleaner according to local regulations. By following these safety precautions, you can effectively remove mold and mildew from concrete surfaces while minimizing potential health and safety hazards.

Can a regular household cleaner be used to remove mold and mildew from concrete, or is a specialized product necessary?

It is possible to use a regular household cleaner to remove mold and mildew from concrete, but it may not be as effective as a specialized product. Household cleaners typically contain chemicals such as bleach or ammonia, which can kill mold and mildew. However, these cleaners may not penetrate deep enough into porous concrete to completely eliminate the problem.

Specialized mold and mildew removers, on the other hand, are specifically designed to effectively target and eliminate mold and mildew on concrete surfaces. These products often contain ingredients such as hydrogen peroxide or citric acid, which can penetrate deep into the concrete and provide more thorough cleaning.

Additionally, it is important to wear protective gear such as gloves and a mask when using either a regular household cleaner or a specialized mold and mildew remover, as the spores can be harmful if inhaled. In summary, while a regular household cleaner may work to remove mold and mildew from concrete, a specialized product may be more effective and provide more thorough cleaning.

Can pressure washing be used to remove mold and mildew from concrete, or is a different approach necessary?

Pressure washing can definitely be used to remove mold and mildew from concrete surfaces. However, it is important to use the proper equipment and techniques to ensure that the mold and mildew are completely eliminated and do not return. A high-pressure washer with a nozzle specifically designed for removing mold and mildew is recommended. It is also important to use the proper cleaning solution to kill the mold and mildew spores. Bleach and water can be effective, but there are also commercial mold and mildew cleaners available. It is important to follow the manufacturer's instructions for use and safety precautions when using these products. In some cases, a second application may be necessary to completely eliminate the mold and mildew. Additionally, it is important to take steps to prevent mold and mildew from returning, such as improving ventilation and reducing moisture in the area.

How do you properly apply a concrete cleaner to ensure maximum effectiveness against mold and mildew?

Applying a concrete cleaner is an effective way to remove mold and mildew from your concrete surface. Here are the steps to properly apply a concrete cleaner:

1. Choose the right cleaner: Look for a cleaner that is specifically designed to remove mold and mildew. Make sure it is safe for use on concrete surfaces.

2. Prepare the surface: Remove any loose dirt or debris from the surface and rinse it with water. If there are any stubborn stains, use a scrub brush to remove them.

3. Apply the cleaner: Follow the instructions on the cleaner's label. Generally, you will need to dilute the cleaner with water and then apply it to the surface with a sprayer or a brush. Make sure to apply the cleaner evenly and cover the entire surface.

4. Let it soak: Allow the cleaner to sit on the surface for the recommended amount of time. This will give the cleaner enough time to penetrate the mold and mildew and break it down.

5. Scrub the surface: After the cleaner has soaked, use a scrub brush to agitate the surface. This will help to loosen any remaining mold and mildew.

6. Rinse the surface: Rinse the surface thoroughly with water to remove the cleaner and any remaining mold and mildew.

Following these steps will help you properly apply a concrete cleaner and ensure maximum effectiveness against mold and mildew.

How often should concrete surfaces be cleaned to prevent the growth of mold and mildew?

Concrete surfaces, such as driveways, patios, and sidewalks, are susceptible to the growth of mold and mildew, especially in damp and shaded areas. To prevent the growth of mold and mildew, it is recommended to clean concrete surfaces at least once a year. However, the frequency of cleaning may vary depending on the climate and location of the concrete surface. For instance, concrete surfaces in humid and shady areas may require more frequent cleaning than those in dry and sunny areas.

To clean concrete surfaces, a pressure washer can be used to remove dirt, grime, and mold. Additionally, a mixture of water and vinegar or bleach can be applied to the surface to kill any remaining mold or mildew spores. It is important to wear protective gear, such as gloves and goggles, when cleaning with chemicals.

Regular cleaning and maintenance of concrete surfaces not only prevent the growth of mold and mildew but also extend the life of the concrete. Therefore, it is essential to follow a regular cleaning schedule to keep concrete surfaces looking clean and new.

What are the most effective ingredients for removing mold and mildew from concrete surfaces?

Mold and mildew on concrete surfaces can be a stubborn problem that requires the use of effective ingredients to remove them. The most effective ingredients for removing mold and mildew from concrete surfaces are bleach, vinegar, hydrogen peroxide, and baking soda.

Bleach is a powerful disinfectant and can effectively kill mold and mildew on concrete surfaces. Mix one-part bleach with four parts of water, then apply it to the affected area, let it sit for 10-15 minutes, and then scrub the area with a stiff brush to remove the mold.

Vinegar is also an effective ingredient for removing mold and mildew from concrete surfaces. Mix equal parts of vinegar and water and apply it to the affected area, let it sit for 30 minutes, and then scrub the area with a stiff brush to remove the mold and mildew.

Hydrogen peroxide is another effective ingredient for removing mold and mildew from concrete surfaces. Mix one-part hydrogen peroxide with two-parts water, apply it to the affected area, let it sit for 10-15 minutes, and then scrub the area with a stiff brush to remove the mold and mildew.

Lastly, baking soda is another effective ingredient for removing mold and mildew from concrete surfaces. Mix one-part baking soda with one-part water, apply it to the affected area, let it sit for 10-15 minutes, and then scrub the area with a stiff brush to remove the mold and mildew.

It's important to wear protective gear such as gloves and a mask when handling these ingredients. Additionally, it's recommended to test a small area first before applying the solution to the entire surface to ensure it doesn't cause any damage.

What are the potential health risks associated with exposure to mold and mildew on concrete surfaces?

Exposure to mold and mildew on concrete surfaces can pose a number of potential health risks to individuals. Mold and mildew are types of fungi that thrive in warm and damp environments, and they can often be found on concrete surfaces such as walls, floors, and ceilings in areas with high humidity or moisture levels.

The most common health risk associated with exposure to mold and mildew is respiratory problems. When mold spores are inhaled, they can cause allergic reactions and asthma symptoms such as coughing, wheezing, and difficulty breathing. In addition, exposure to mold and mildew can also cause skin irritation and eye irritation.

Long-term exposure to mold and mildew can also have more serious health consequences. Studies have shown that exposure to mold can increase the risk of developing respiratory infections, as well as neurological and cognitive problems.

To prevent the potential health risks associated with mold and mildew, it is important to take steps to control moisture levels in areas where mold and mildew are likely to grow. This includes using dehumidifiers, fixing leaks and other sources of moisture, and ensuring proper ventilation in areas such as bathrooms and kitchens. If mold and mildew are present, it is important to have them professionally removed to prevent further exposure and potential health risks.

What are the top-rated concrete cleaners specifically designed to tackle mold and mildew?

When it comes to cleaning concrete surfaces that are affected by mold and mildew, it is important to choose a cleaner that is specifically designed to tackle these issues. Some of the top-rated concrete cleaners for mold and mildew include:

1. Concrobium Mold Control: This cleaner is designed to kill and prevent mold and mildew growth on various surfaces including concrete. It is non-toxic and can be used on both indoor and outdoor surfaces.

2. Zep Mold and Mildew Stain Remover: This cleaner is formulated to remove tough mold and mildew stains from concrete surfaces, including driveways and patios. It is also effective on other surfaces such as tile and grout.

3. Mold Armor E-Z House Wash: This cleaner is a bleach-based solution that is designed to remove mold, mildew, and algae stains from concrete surfaces. It is also effective on other surfaces such as vinyl and wood.

4. Wet and Forget Moss, Mold, Mildew and Algae Stain Remover: This cleaner is a non-acidic, bleach-free solution that is designed to remove mold, mildew, and other stains from concrete surfaces. It is also safe to use on other surfaces such as roofs, decks, and siding.

Overall, when choosing a concrete cleaner for mold and mildew, it is important to consider the severity of the issue, the type of surface, and the safety of the product. It is also important to follow the manufacturer's instructions carefully to ensure effective and safe cleaning.

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