Best Deck Cleaner For Mold And Mildew (2025 Update)
Mold and mildew can be a headache for any homeowner trying to maintain a beautiful wood deck. If left untreated, mold and mildew can spread quickly and cause lasting damage. Finding the right deck cleaner is crucial for combatting mold and mildew while preserving your deck’s appearance. When shopping for the best deck cleaner for mold and mildew, there are a few key factors to consider.
First, examine the active ingredients. Look for cleaners that contain sodium hypochlorite or bleach, which work to kill mold and mildew at the roots. However, make sure the cleaner is specifically formulated for wood, as bleach can sometimes discolor or damage the wood fibers. You’ll also want to avoid toxic chemicals like ammonia.
Second, consider ease of use. The best cleaners will be simple to prepare, apply, and rinse off. Look for ready-to-use options or concentrates that you can easily mix with water using a garden sprayer. Skip anything that requires extensive scrubbing or power washing, which can further damage wood decking.
Finally, choose a cleaner that is safe for the environment. Make sure it is biodegradable and free of harmful VOCs. This will be healthier for your family and prevent runoff issues.
Does your wood deck suffer from unsightly mold and mildew? With the right deck cleaner, you can banish mold and mildew while restoring your deck’s beauty. But which option is best for your needs? Keep reading to explore your options and get tips for revitalizing your outdoor space.
10 Best Deck Cleaner For Mold And Mildew
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1
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Ideal for removing moss, mold, mildew, and algae stains on multiple outdoor surfaces.
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2
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The product is ideal for removing mold and mildew from outdoor surfaces such as decks, siding, and concrete.
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3
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The product is ideal for removing mold and mildew stains from various outdoor surfaces such as vinyl siding, fences, and patios.
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4
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Ideal for cleaning brick, concrete, trim, and siding on houses with an easy-to-use and effective solution.
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5
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The product is ideal for outdoor cleaning tasks, including removing stains from decks, patios, and furniture.
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6
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The product bundle is ideal for removing mold, mildew, and other outdoor stains efficiently and quickly.
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7
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It is ideal for removing mildew stains, reducing the need for strenuous scrubbing.
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8
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This bundle is ideal for removing mold and mildew stains from various surfaces, including tubs, tiles, and other areas.
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9
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This product is ideal for removing moss, mold, mildew, and algae stains from various outdoor surfaces.
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10
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The product is ideal for cleaning and restoring the appearance and integrity of composite and wood decks.
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1. Mold And Mildew Outdoor Cleaner Combo Pack
Product 1 is an outdoor cleaner that is designed to effectively clean hard-to-reach areas such as second-story siding or roofs. With the ability to spray up to 30 feet, this product offers an effective solution to remove dirt, grime, and stains from high-up surfaces. Each bottle of this product can cover up to 2,000 square feet, providing significant coverage for your outdoor cleaning needs.
The easy-to-use spray and leave formula of this outdoor cleaner eliminates the need for rinsing or scrubbing, making it a convenient and hassle-free cleaning solution. However, it is important to note that this product is not for sale in California and comes in a non-refillable container.
Product 2 is a gentle outdoor cleaner that does not require any scrubbing, rinsing, or power washing. This versatile product is safe for use on virtually any surface and is bleach-free, biodegradable, non-acidic, and contains no phosphates. The concentrate of this product can make up to 3 gallons, providing a cost-effective solution for your outdoor cleaning needs.
The long-lasting formula of this outdoor cleaner ensures that surfaces stay clean for over a year in most cases, making it an effective and efficient cleaning solution for your outdoor spaces. With its gentle yet effective cleaning power, this product is a great choice for those looking for a safe and easy-to-use outdoor cleaning solution.
2. Mold Armor 64 Oz. E-Z House Wash – Brick, Concrete, Trim & Siding Cleaner
Mold Armor E-Z House Wash is the perfect solution for homeowners and renters looking to clean up the exterior of their homes. It is a powerful cleaning agent that removes dirt, mold, and algae stains while killing mold and mildew down to the roots. With its Microban foaming technology, this house cleaner lifts dirt and debris and clings to surfaces for a long-lasting clean.
This 64-ounce bottle comes with a hose-end adapter, making it easy to apply and use. Simply spray the solution onto the surface and let it sit for 10 minutes before rinsing it off. No ladder or scrubbing is required, and it can clean up to 4,500 sq. ft.
Mold Armor E-Z House Wash is safe for use on various surfaces, including vinyl, brick, stucco, aluminum, concrete, painted wood, trim, PVC, plastic, masonry, and gutters. It is important to read all directions prior to use and to wear eye protection and rubber gloves during use. This product is for outdoor use only and should be kept out of reach of children.
Say goodbye to dirt, mold, and algae stains on the exterior of your home with Mold Armor E-Z House Wash. With its powerful cleaning action and easy-to-use formula, your siding will look bright and new in minutes.
3. Scotts Company 51501 Concentrate Plus Oxiclean Outdoor
This powerful outdoor cleaner is designed to eliminate stubborn stains caused by mold, mildew, and algae. With its unique formula, it effectively removes these unwanted blemishes without the use of harmful chlorine bleach or phosphates.
Whether you have cement, stone, wood, wood composite, vinyl, brick, or patio furniture, this cleaner can tackle them all. It's perfect for a variety of outdoor surfaces, making it a versatile and convenient cleaning solution for your home.
One of the best things about this outdoor cleaner is that it's safe to use around plants, lawns, and fabrics. You don't have to worry about accidentally damaging your landscaping or outdoor furniture while using this product. It's gentle yet effective, giving you peace of mind as you clean.
When you need a reliable and powerful cleaner for your outdoor surfaces, look no further than this product. Its no-nonsense formula and impressive cleaning power make it a must-have for any homeowner.
4. Powerful Mold & Stain Outdoor Cleaning Bundle.
If you're looking for a powerful outdoor cleaner that can remove stains from algae, mold, mildew, dirt, and grime, 30 SECONDS Outdoor Cleaner is the perfect solution. This highly concentrated formula is easy to use and can be mixed with water in a 1:1 ratio for a rapid clean.
One of the best things about 30 SECONDS Outdoor Cleaner is that it provides immediate results on a variety of outdoor surfaces, including decks, composite and stained surfaces, concrete, bricks and masonry, gutters, siding, canvas, plastic, stucco, fences, arbors, and painted surfaces. You won't have to wait long to see the results of your hard work!
Another great feature of 30 SECONDS Outdoor Cleaner is that it is plant and lawn safe. When used as directed, this cleaner won't harm your landscaping, plants, or lawn. The formula breaks down once rinsed into the soil, making it an environmentally friendly option.
This package comes with a high-quality 1-gallon tank sprayer that is tougher, smarter, and more dependable than the competition. The tank is made of translucent polyethylene so you can easily check your fluid levels. This lightweight but rugged sprayer also features a funnel top for easy fill, an ergonomic pump handle, an adjustable spray nozzle, and a comfortable spray handle.
In addition to its impressive features, 30 SECONDS Outdoor Cleaner also includes a SureSpray anti-clog filter, so you can tackle your home, garden, and DIY projects without interruption.
Finally, you can trust that this product is made in America for durability, chemical compatibility, and bleach resistance. Whether you're a homeowner or a professional, 30 SECONDS Outdoor Cleaner is a top-quality product that can help you get the job done quickly and efficiently.
5. Mildew-B-Gone Gel Spray: Long-Lasting Stain Remover
The mold, mildew, moss, and algae stains can be a nuisance to remove, but with this triple-action formula, the process becomes significantly easier. This high-alkaline stain remover, cleaner, and gel can remove tough stains and lift ground-in dirt without the need for heavy scrubbing.
This product uses buffered-bleach technology, making it safe to use on marine and outdoor upholstery, including fabrics such as Sunbrella. Additionally, it won't harm stitching or threads. The formula is more effective than those of unbuffered "bleach-water" based products or diluted supermarket brands, providing superior cleaning power.
This product is versatile and can be used on various surfaces, such as awnings, fiberglass, wood, concrete, drywall, siding, tile & grout, gutters, roofs, vinyl upholstery, and most outdoor acrylic fabrics. However, it's essential to test the fabric for colorfastness before use.
The gel formula is designed to stick to vertical surfaces without running, ensuring the formula stays in place longer for maximum effectiveness. This professional-strength, concentrated formula is suitable for household and commercial use, making it an ideal cleaning solution for various applications.
Star brite products have been proudly made in the USA since 1973, and this stain remover is no exception. It's easy to use; simply spray the affected area, wait until the stain disappears, then rinse. This product is an excellent investment for those who need a reliable, powerful, and safe-to-use stain remover to tackle tough stains and dirt.
6. Mold Fighter: Tub & Tile Stain Remover Bundle.
Eliminate stubborn mold and mildew stains with ease using this powerful instant spray cleaner. It effectively targets the unsightly staining that can penetrate deep below the surface. Say goodbye to musty, damp smells that can linger in your home or office with this effective odor-eliminating spray. Unlike other sprays, this fast-acting formula begins working instantly to remove deeply embedded stains in hard-to-reach areas. No scrubbing is needed; simply spray the ready-to-use formula on the affected area and watch the stains disappear before your eyes.
This premium product is proudly made in the USA by cleaning and stain removal experts using top-quality, highly-effective ingredients. With its fast-acting and easy-to-use formula, it is the perfect solution for removing mold and mildew stains and odors in your home or office. Keep your space looking and smelling fresh with this powerful mold stain remover spray.
7. Wet & Forget Outdoor Moss, Mold, Mildew, & Algae Stain Remover Multi-Surface
The Wet & Forget Xtreme Reach Hose End Refill Outdoor Cleaner is a must-have solution for households looking to remove green and black stains caused by moss, mold, mildew, and algae on roofs and 2nd story siding. Its original nozzle attaches to a garden hose, allowing the jet tip to spray up to 30ft for reaching higher areas. The fan tip provides quick application to large surfaces such as driveways, patios, and decks.
This outdoor cleaner is incredibly easy to use and does not require any scrubbing, rinsing, or pressure washing. Simply wet the surface and forget about it. That's right, it is that simple! Spray the dry surface on a cool day to avoid rapid evaporation of the product. Ensure that no rain is forecasted within 4-5 hours of application and that the temperature is above 55° F.
The Wet & Forget Xtreme Reach Hose End Refill Outdoor Cleaner cleans over time with the wind and rain, and within 1-2 weeks, green stains will begin to disappear. Stubborn black stains or heavy stains may take several months, while long-established stains may take 6-12 months to vanish. The best part is that the surfaces can stay clean for up to 1 year or longer!
This outdoor cleaner is bleach-free and non-acidic, making it safe to use. However, it is important to spray it 100 feet away from lakes, ponds, rivers, and streams and flush plants with water before and after application. Each bottle has an unlimited shelf life and can treat up to 2,000 square feet. Heavy stained and porous surfaces may absorb more product, but this outdoor cleaner will effectively remove stains.
8. Deckmax Concentrated Composite & Wood Deck
Introducing a premium concentrated formula deck cleaner that is developed for professionals and now available to everyone. This powerful cleaner is designed to clean an impressive 1500 Sq.Ft. of composite and wood decking. The kit includes a high-quality natural bristle brush to make cleaning easier and more effective.
This deck cleaner is specifically designed for use on popular decking brands such as Timbertech, Trex, and Fiberon. It effectively eliminates environmental black and green staining on composite and wood decking. Additionally, it removes ground-in dirt and grease, leaving your deck looking clean and refreshed.
One of the best things about this deck cleaner is that it is free of volatile organic compounds (VOCs) and harmful solvents. This makes it a safe and eco-friendly option for cleaning your deck.
The concentrated formula is easy to use and comes with a brush to make the cleaning process more efficient. Simply apply the cleaner onto the deck surface, let it sit for a few minutes, and then use the brush to scrub away any stains or dirt. Rinse the deck thoroughly with water, and you'll be left with a squeaky-clean deck that looks as good as new.
Best Deck Cleaner For Mold And Mildew FAQs
Are there any DIY solutions for cleaning mold and mildew from a deck?
Yes, there are several DIY solutions for cleaning mold and mildew from a deck. One option is to mix equal parts white vinegar and water in a spray bottle and apply it to the affected areas. Let the solution sit for 15-20 minutes before scrubbing with a stiff-bristled brush and rinsing with water. Another option is to mix 2 cups of warm water with 1/2 cup of oxygen bleach and apply it to the deck. Let the solution sit for 10-15 minutes before scrubbing and rinsing with water. Additionally, a mixture of baking soda and water can be used to clean mildew stains. Simply mix enough baking soda and water to form a paste and apply it to the stains. Let the paste sit for 10-15 minutes before scrubbing and rinsing with water. It's important to wear protective gloves and eyewear while cleaning mold and mildew, and to test any cleaning solution on a small, inconspicuous area before applying it to the entire deck.
Are there any special precautions I should take when using the best deck cleaner for mold and mildew?
Yes, there are some special precautions that you should take when using the best deck cleaner for mold and mildew. First of all, it is important to wear protective clothing such as gloves, long sleeves, and pants to prevent any skin irritation or allergic reactions.
It is also recommended to wear a mask or respirator to protect your lungs from inhaling the cleaner's fumes. Additionally, you should make sure to work in a well-ventilated area to avoid any respiratory problems.
Before applying the cleaner, it is important to remove any loose debris or dirt from the deck's surface. Then, follow the instructions carefully and apply the cleaner evenly across the deck. Allow the cleaner to sit for the recommended amount of time before rinsing it off thoroughly with a pressure washer or garden hose.
After cleaning, make sure to dispose of any leftover cleaner and rinse any tools or equipment used in the cleaning process. By following these precautions, you can effectively clean your deck while keeping yourself safe and protected.
Can I use a pressure washer to clean mold and mildew from my deck?
Yes, you can use a pressure washer to clean mold and mildew from your deck. However, it is important to use the appropriate pressure and technique to avoid damaging the wood. Start by removing any loose debris and dirt from the deck surface. Then, set the pressure washer to a low setting and test it on a small area of the deck before proceeding. Keep the nozzle at least 6 inches away from the surface and work in a sweeping motion, following the grain of the wood. Be careful not to linger on one spot for too long, as this can cause damage. Use a cleaning solution specifically designed for pressure washing and mold/mildew removal to get the best results. After cleaning, make sure to let the deck dry completely before applying any sealer or stain. Regular maintenance and cleaning can help prevent mold and mildew growth on your deck in the future.
How do I choose the best deck cleaner for mold and mildew?
Choosing the best deck cleaner for mold and mildew can be a daunting task, but there are a few things you can look for to ensure you make the right choice. Firstly, consider the ingredients in the cleaner. Look for a product that contains bleach or hydrogen peroxide as these are effective at killing mold and mildew. Additionally, look for a cleaner that is specifically designed for use on decks and outdoor surfaces.
Next, consider the application method. Some deck cleaners require a pressure washer or scrub brush for effective cleaning, while others can simply be sprayed on and left to work their magic. Consider your own preferences and the tools you have available when choosing a cleaner.
Finally, read reviews from other homeowners who have used the product. Look for feedback on the effectiveness of the cleaner, ease of use, and any potential drawbacks. By doing your research and choosing a high-quality deck cleaner, you can effectively remove mold and mildew and keep your deck looking clean and beautiful for years to come.
How long does it take for the best deck cleaners for mold and mildew to work?
The length of time it takes for the best deck cleaners for mold and mildew to work can vary depending on the specific product being used and the severity of the mold and mildew buildup on the deck. In general, most deck cleaners for mold and mildew will require some time to penetrate and break down the buildup before it can be effectively removed.
Some deck cleaners may require only a few minutes to work, while others may require several hours or even overnight. It is important to carefully follow the instructions provided by the manufacturer of the deck cleaner to ensure that you are using it correctly and allowing it sufficient time to work.
Additionally, it is important to note that while a deck cleaner may remove the visible mold and mildew, it may not necessarily address the underlying cause of the buildup. To prevent future mold and mildew growth, it is important to address any issues with moisture or ventilation that may be contributing to the problem.
How often should I clean my deck to prevent mold and mildew growth?
To prevent mold and mildew growth on your deck, it is recommended to clean it at least once a year. However, the frequency of cleaning may depend on various factors such as the climate in your area, the amount of shade covering your deck, and the type of material your deck is made of. If you live in an area with high humidity, frequent rainfall, or your deck is constantly shaded, you may need to clean it more often to prevent mold and mildew growth.
It is also important to note that regular maintenance and cleaning of your deck can help extend its lifespan and prevent costly repairs in the future. When cleaning your deck, it's best to use a power washer or a deck cleaner that is designed for your specific deck material. Additionally, make sure to remove any debris, such as leaves and branches, regularly to prevent them from accumulating on your deck and creating a breeding ground for mold and mildew.
Is it safe to use bleach-based deck cleaners for mold and mildew?
Bleach-based deck cleaners can be effective in removing mold and mildew from your deck. However, there are certain precautions you should take to ensure safety while using these products. First, make sure to wear protective clothing and gloves to avoid contact with the bleach solution. Avoid using bleach on windy days to prevent inhalation of the fumes. Also, be sure to follow the manufacturer's instructions carefully, as using too much bleach can cause damage to the wood.
It's important to note that bleach-based cleaners can also cause discoloration of certain types of wood. If your deck is made of a wood that is prone to discoloration, consider using an alternative cleaner or consulting with a professional before using bleach.
Overall, if used correctly and with caution, bleach-based deck cleaners can be a safe and effective solution for removing mold and mildew from your deck.
What are the active ingredients in the best deck cleaners for mold and mildew?
The active ingredients in the best deck cleaners for mold and mildew vary depending on the brand and type of cleaner. However, the most effective deck cleaners usually contain sodium hypochlorite, also known as bleach. Bleach is a powerful disinfectant that can kill mold and mildew spores on contact. It also helps to brighten and whiten the wood surface.
Some deck cleaners may also contain other active ingredients such as hydrogen peroxide, sodium percarbonate, or quaternary ammonium compounds. These ingredients are also effective at killing mold and mildew, but may be less harsh on the wood surface than bleach.
It's important to note that while these active ingredients can effectively clean and disinfect your deck, they can also be harmful if not used properly. Always follow the manufacturer's instructions and wear protective gear such as gloves and goggles when using deck cleaners. Additionally, it's recommended to test the cleaner on a small, inconspicuous area of the deck before applying it to the entire surface.
What are the best eco-friendly deck cleaners for mold and mildew?
When it comes to cleaning decks that have mold and mildew, it's important to use eco-friendly products that won't harm the environment or your deck's surface. Here are some of the best eco-friendly deck cleaners for mold and mildew:
1. Oxygen bleach: This type of bleach is made from natural ingredients and is effective at removing mold and mildew without damaging the deck surface. Simply mix with water and apply to the affected area.
2. Vinegar: White vinegar is a natural disinfectant and can be used to kill mold and mildew. Mix with water and apply to the affected area, then rinse with water.
3. Baking soda: Baking soda is a natural cleaner that can be used to remove mold and mildew from decks. Mix with water and apply to the affected area, then rinse with water.
4. Borax: Borax is a natural mineral that can be used to clean decks and remove mold and mildew. Mix with water and apply to the affected area, then rinse with water.
It's important to follow the instructions on the product label and wear protective gear when using any cleaning product. Always test a small area of your deck first before applying to the entire surface.
What is the best deck cleaner for removing mold and mildew?
When it comes to removing mold and mildew from decks, the best cleaner is one that is specifically formulated to target and eliminate these types of stains. One of the most effective and popular options is a bleach-based deck cleaner. These cleaners contain sodium hypochlorite, which is a powerful disinfectant that can kill mold and mildew spores on contact. It is important to note that bleach-based cleaners should be used with caution and according to the manufacturer's instructions, as they can be harsh on certain types of decking materials.
Another option for removing mold and mildew from decks is an oxygen-based cleaner. These cleaners use hydrogen peroxide or sodium percarbonate to break down stains and are generally considered to be less harsh than bleach-based cleaners. They may take a bit longer to work, but they are often a safer and more environmentally friendly option.
Ultimately, the best deck cleaner for removing mold and mildew will depend on your specific deck and the severity of the stains. Be sure to read product labels carefully and test any cleaner on a small, inconspicuous area of your deck before using it on a larger scale.
