10 Best Outdoor Mildew Cleaner

Updated on: November 2023

Best Outdoor Mildew Cleaner in 2023


Wet & Forget Roof and Siding Cleaner for Easy Removal of Mold, Mildew and Algae Stains, Bleach-Free Formula, 48 OZ. Hose End

Wet & Forget Roof and Siding Cleaner for Easy Removal of Mold, Mildew and Algae Stains, Bleach-Free Formula, 48 OZ. Hose End
BESTSELLER NO. 1 in 2023
  • Sprays up to 30 Feet for Hard-To-Reach Areas Like Second Story Siding or Roofs
  • Up to 2,000 Square Feet Coverage per Bottle
  • Easy Spray and Leave Outdoor Cleaner- No Rinsing or Scrubbing
  • Not for sale in California; Non-refillable container

Star brite Outdoor - All Surface Mold Stain & Mildew Stain Remover – Cleans & Removes Stains on Contact - 32 OZ Spray

Star brite Outdoor - All Surface Mold Stain & Mildew Stain Remover – Cleans & Removes Stains on Contact - 32 OZ Spray
BESTSELLER NO. 2 in 2023
  • Quickly removes stains caused by mold and mildew on contact without heavy scrubbing; EASY TO USE - spray, wait until the stain disappears, then rinse
  • STAIN REMOVER + CLEANER: High-alkaline, triple-action formula contains; BUFFERED-BLEACH to remove mold stains & mildew stains; CHELATING AGENTS to lift ground-in dirt; SURFACTANTS to cut grease & grime
  • BUFFERED-BLEACH TECHNOLOGY; more gentle than regular bleach to not harm stitching on vinyl upholstery or outdoor acrylic fabrics like Sunbrella
  • More effective cleaning power than unbuffered "bleach-water" based products, or diluted supermarket brands
  • Works on; awnings, fiberglass, wood, concrete, drywall, siding, tile & grout, gutters, roofs, vinyl upholstery, most outdoor acrylic fabrics, and more *(test fabric for colorfastness before use)
  • Professional-strength, concentrated formula for boats, homes, RVs, and commercial use
  • Star brite products are proudly made in the USA since 1973

Wet and Forget 10587 1 Gallon Moss, Mold and Mildew Stain Remover

Wet and Forget 10587 1 Gallon Moss, Mold and Mildew Stain Remover
BESTSELLER NO. 3 in 2023
  • Non-caustic, Non-acidic, Contains no bleach
  • Safe on any outdoor surface
  • One step process. For concrete, brick, stucco, aluminum, painted surfaces, siding, decking, roofs and more
  • No scrubbing or rinsing required
  • Not for sale in California

Wet & Forget No Scrub Outdoor Cleaner for Easy Removal of Mold, Mildew and Algae Stains, Bleach-Free Formula, 64 Oz. Ready to Use

Wet & Forget No Scrub Outdoor Cleaner for Easy Removal of Mold, Mildew and Algae Stains, Bleach-Free Formula, 64 Oz. Ready to Use
BESTSELLER NO. 4 in 2023
  • Bleach-free, biodegradable & unlimited shelf life
  • Cleans moss, mold, mildew and algae stains
  • Convenient ready-to-use formula with attached sprayer
  • Coverage: 60-180 square feet
  • Easy spray & leave formula; No scrubbing or rinsing

Wet and Forget 800003 Wet And Forget Moss Mold Mildew & Algae Stain Remover

Wet and Forget 800003 Wet And Forget Moss Mold Mildew & Algae Stain Remover
BESTSELLER NO. 5 in 2023
  • Gentle Spray & Leave Cleaner, No Scrubbing, Rinsing or Power Washing
  • Safe For Virtually Any Surface, Bleach-Free, Biodegradable, Non-Acidic, No Phosphates
  • Concentrate Makes 3 Gallons
  • Surfaces Stay Clean 1+ Years in Most Cases

30 SECONDS Outdoor Cleaner, 1 Gallon - Concentrate (Pack of 4)

30 SECONDS Outdoor Cleaner, 1 Gallon - Concentrate (Pack of 4)
BESTSELLER NO. 6 in 2023
  • 30 seconds outdoor cleaner deep cleans stains from algae, mold and mildew with fast acting Instant results
  • Just spray on and hose off! no more pressure washing
  • Safe to use around your lawn and plants when used as directed
  • Works on a variety of different surfaces: wood decks, concrete sidewalks, asphalt driveways, brick walls, lanais, stucco, stone, most canvas awnings, plastic outdoor furniture, vinyl siding & more
  • Breaks down once rinsed into the soil

Scotts Outdoor Cleaner Plus OxiClean Ready-To-Spray, 32 oz

Scotts Outdoor Cleaner Plus OxiClean Ready-To-Spray, 32 oz
BESTSELLER NO. 7 in 2023
  • Powerful fast-foaming action that starts working on contact
  • All you need to do is apply, scrub and rinse to lift dirt and wipe out stains caused by moss, mold, mildew, algae and more
  • No chlorine bleach or phosphates, so it's safe to use around plants and grass
  • Works great on cement, stone, wood, wood composite, vinyl, brick, patio furniture, boat interiors and many more outdoor surfaces
  • Great for large jobs, covers 500 sq. ft.
  • OxiClean is a trademark of Church & Dwight Co. , and is used under license by The Scotts Company LLC

Mr. Clean, FG411 Outdoor Cleaner, Hose End, 64-Ounce

Mr. Clean, FG411 Outdoor Cleaner, Hose End, 64-Ounce
BESTSELLER NO. 8 in 2023
  • Ergonomic Hose End Sprayer
  • Covers up to 4.500 square feet with No Scrubbing
  • Concentrated formula powers away dirt, grime and mildew stains
  • Won't harm your plants
  • Works great on siding, deck and patio - also will reach 2nd story

WET & FORGET Moss, Mold, Mildew and Algae Stain Remover Hose End, 48 oz - 2 Pack

WET & FORGET Moss, Mold, Mildew and Algae Stain Remover Hose End, 48 oz - 2 Pack
BESTSELLER NO. 9 in 2023
  • Sprays up to 30 Feet for Hard-To-Reach Areas Like Second Story Siding or Roofs
  • Up to 2,000 Square Feet Coverage per Bottle
  • Easy Spray and Leave Outdoor Cleaner- No Rinsing or Scrubbing
  • Non-refillable container -- Refills Now Available
  • Works Over Time to Clean Green and Black Stains

Star brite Mold Stain & Mildew Stain Remover + Cleaner – Lifts Dirt & Removes Mildew Stains on Contact - 22 OZ Spray

Star brite Mold Stain & Mildew Stain Remover + Cleaner – Lifts Dirt & Removes Mildew Stains on Contact - 22 OZ Spray
BESTSELLER NO. 10 in 2023
  • Quickly removes stains caused by mold & mildew on contact without heavy scrubbing; EASY TO USE - spray, wait until the stain disappears, then rinse
  • STAIN REMOVER + CLEANER: High-alkaline, triple-action formula contains; BUFFERED-BLEACH to remove mold stains & mildew stains; CHELATING AGENTS to lift ground-in dirt; SURFACTANTS to cut grease & grime
  • BUFFERED-BLEACH TECHNOLOGY is better suited for marine/outdoor upholstery and outdoor acrylic fabrics including Sunbrella; Won't harm stitching or threads
  • More effective cleaning power than unbuffered "bleach-water" based products, or diluted supermarket brands
  • Works on; awnings, fiberglass, wood, concrete, drywall, siding, tile & grout, gutters, roofs, vinyl upholstery, most outdoor acrylic fabrics, and more *(test fabric for colorfastness before use)
  • Professional-strength, concentrated formula for boats, homes, RVs, and commercial use
  • Star brite products are proudly made in the USA since 1973

How to Clean Mildew from Surfaces in Your Home

Mildew is gross and can be dangerous to your health. Here is a guide to cleaning mildew from the surfaces in your home.

You will need the following items:

A pair of rubber gloves

A spray bottle

A bottle of liquid chlorine bleach

A plastic bristled scrub brush

Water

A clean, dry cloth

The first thing that you need to do is to put on the gloves.

In the spray bottle, mix one (1) part bleach to 15 parts water. Make sure that you do not mix the bleach with anything other than water. Also make sure that your bathroom is well ventilated. If your bathroom is in the middle of a house where it is not well ventilated, make sure that the doors can stay open and that air can freely flow in and out. You may even want to use a fan to be able to blow the air out of the bathroom and into a ventilated area.

Spray the bleach and water solution directly onto all the mildew stains, even if they are difficult to see. All mildew stains need to be removed.

After you have sprayed the bleach and water solution onto the mildew stains, let it sit for at least five (5) minutes. It is okay if it sits a little bit longer, but do not let it sit for too long.

Scrub the mildew stained areas with the plastic bristled brush. Make sure that you scrub them well. Then rinse the areas with water. You may need a sponge for some areas if they are flat and not near your shower or your shower does not have a flexible shower head.

For small areas, use an old toothbrush that you will only use for cleaning. If you only have your toothbrush, do not use it unless you are planning on using that toothbrush for cleaning and going out to buy a new toothbrush before you brush your teeth.

Mildew grows in moist environments. Run an air conditioner or a dehumidifier. This may even prevent mildew from growing in the first place.

Now wipe the treated areas with the dry cloth to make sure that they are dry. While you just cleaned mildew away, if left wet, mildew will be encouraged to grow in the same areas again.

This is not how you get rid of mildew from fabrics such as shower curtains, towels, wash cloths, or any clothes that may be in the bathroom.

For that, you need to take the fabric outside and brush off the mildew. Then use color safe bleach in your washer to wash the item and if possible, dry it in the sun.

Source:

Howcast, How to Remove Mildew Stains in Your Bathroom,YouTube

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