Top 5 Exterior House Cleaners: Best Picks Reviewed

Imagine walking up to your home and seeing its true beauty shine through – the clean siding, the sparkling windows, the fresh-looking deck. But lately, has your house started to look a little… dull? Maybe there are green splotches of algae on the walls, or streaks on the windows that just won’t budge. It’s a common problem, and it can make your whole house feel less inviting.

Choosing the right exterior house cleaner can feel like a puzzle. You want something that works well, but you also want to be safe for your plants and your family. There are so many products out there, and it’s tough to know which one is the best fit for your needs. You might worry about damaging your siding or spending money on something that doesn’t get the job done.

Don’t worry, we’ve got you covered! By the time you finish reading this, you’ll know exactly what to look for in an exterior house cleaner. We’ll break down the different types of cleaners, what they do, and how to pick the safest and most effective one for your home. Get ready to discover how to make your house look its best again!

Top Exterior House Cleaner Recommendations

No. 1
Home Armor Outdoor Cleaner+, 64 oz., Remove Stains from Mold, Mildew, Algae, Dirt and Grime for Visible Results in Seconds, No Scrubbing Required, Plant Safe When Used as Directed
  • REMOVE TOUGH STAINS: Home Armor Outdoor Cleaner+ powers away dirt, grime, algae, mold and mildew stains. No scrubbing required.
  • VISIBLE RESULTS IN SECONDS: This Home Armor outdoor cleaner delivers efficient, visible results, cleaning and brightening a variety of different surfaces in seconds. Remove mold and algae stains, dirt and grime from outdoor surfaces.
  • CUSTOMIZABLE HOSE END: Home Armor Outdoor Cleaner+ features a customizable sprayer for ultimate convenience. Remove dirt and debris for a cleaner surface.
  • MULTI-SURFACE OUTDOOR CLEANER that's ideal for use on brick, wood, concrete and vinyl. Do not use on cedar or redwood that is less than 2 years old and avoid contact with metal surfaces, clothing, carpet, fabrics, floor coverings or vegetation.
  • DIRECTIONS FOR USE: Attach hose to bottle, ensure it is in the "OFF" position. Turn water on and rinse surrounding plants with water. Turn to "CLEAN" or "CLEAN+" and spray surface. Wait 10 minutes and then rinse surface and surrounding plants again.
No. 2
30 SECONDS Outdoor Cleaner 2 Pack with Hose End Sprayer - Cleans Stains from Algae, Mold and Mildew on Vinyl Siding, Deck, Patio, Brick and More
  • CLEANS STAINS CAUSED BY ORGANIC GROWTH: 30 SECONDS Outdoor Cleaner rapid cleans stains caused by algae, mold, mildew and moss
  • Safe For Lawn and Plants: When used as directed, 30 Seconds Outdoor Cleaner will not harm your lawn, trees, shrubs, or landscaping.
  • EASY TO USE: Just spray on to the surface you would like to clean and hose off! No more pressure washing
  • EFFECTIVE FOR MULTIPLE SURFACES: Works great on wood decks, concrete sidewalks, asphalt driveways, brick walls, most canvas awnings, plastic outdoor furniture, vinyl siding & more!
No. 3
Oxy Solve House and Siding Pressure Washer Cleaner - Removes Stains from Mold & Mildew on Vinyl, Aluminum, Wood, Brick, Stucco - Concentrate 1 Gal.
  • Cleans house siding including vinyl, aluminum, stucco, wood and brick
  • Removes stains and discoloring from algae, moss and mildew
  • Uses the power of peroxide to lift grime without harsh chemicals
  • Safer, orally non-toxic formula
  • Pressure washer concentrate cleans up to 6,400 sq. ft.
SaleNo. 4
ZEP INC 128OZ House/Siding Wash
  • Covers up to 5,000 SQ FT
  • Concentrate makes up to 20 gallons
No. 5
30 Seconds Outdoor Cleaner | Cleans Moss Stains from House, Vinyl Siding, Deck, Patio, Fence - 3 Capped Bottles, 1 Hose End Spray Attachment (64 Fl Oz (Pack of 3)
  • CLEANS STAINS CAUSED BY ORGANIC GROWTH: 30 SECONDS Outdoor Cleaner rapid cleans stains caused by algae, mold, mildew and moss
  • EASY TO USE: Just spray on to the surface you would like to clean and hose off! No more pressure washing
  • SAFE FOR LAWN AND PLANTS: When used as directed, 30 SECONDS Outdoor Cleaner will not harm your lawn, trees, shrubs or landscaping
  • EFFECTIVE FOR MULTIPLE SURFACES: Works great on wood decks, concrete sidewalks, asphalt driveways, brick walls, most canvas awnings, plastic outdoor furniture, vinyl siding & more!
  • GREAT VALUE: 1 Gallon of Concentrate cleans up to 200 square feet on porous surfaces, and up to 600 square feet on non-porous surfaces. This offer is for (3) 64oz bottles of our outdoor wash with hose end sprayer
No. 6
Windex Outdoor Window and Glass Cleaner for Hose Ammonia Free, Concentrated Formula for Deep Outdoor Clean, Patio Cleaner, Compatible With All Hoses, 32 Fl Oz (Pack of 2)
  • Two 32 fl oz bottles of Windex Concentrated Outdoor Glass Cleaner are perfect for cleaning windows, patio furniture, brick and other outdoor surfaces
  • The specially-designed spray bottle conveniently attaches directly to your garden hose to clean outdoor windows, glass patio furniture, lamps and doors
  • This multisurface cleaner works without wiping; just spray, rinse, and let dry to clean stubborn dirt and grime outside your home
  • Phosphorus and ammonia free outdoor cleaner formula will not harm plants, siding, grills, plastics or synthetic decks
  • Concentrated cleaner removes dirt, grime, smudges and smears, leaving behind only our famous streak-free shine
No. 7
MICROBAN Outdoor Surface Care Multi-Purpose Foaming Cleaner
  • CLEANS AND BRIGHTENS IN MINUTES: Microban Outdoor Surface Care removes mold, mildew and algae stains with visible results in minutes. Your exterior surfaces will look bright and new - no ladder or scrubbing required.
  • FOAMING ACTION: clings to surfaces and lifts away dirt, debris, and stubborn stains for a better clean *. (*Compared to scrubbing alone).
  • IDEAL FOR USE ON: T siding, decks, fences, painted, sealed or stained brick, wood, stone, stucco, vinyl, gutters, and more.
  • EASY TO USE: Simply spray Microban Outdoor Surface Care onto your surface, wait 10 minutes and rinse off.
  • COVERAGE AREA: This outdoor cleaner covers up to 4,500 square feet using the wide spray pattern. Won't harm plants, grass, trees or shrubs when used as directed.
SaleNo. 8
30 SECONDS Outdoor Cleaner Dirt,Mold & Mildew Cleaner & Stain Remover Concentrate | 1 Gallon
  • REMOVES STAINS FROM ORGANIC GROWTH ON YOUR OUTDOOR SURFACES: 30 SECONDS Outdoor cleaner cleans stains from mold, mildew, dirt and grime
  • POWERFUL CONCENTRATED FORMULA: Our concentrated formula is easy use. Simply mix a 1:1 ratio with water and you are ready for a rapid clean
  • IMMEDIATE RESULTS ON A VARIETY OF OUTDOOR SURFACES: Works on many outdoor surfaces including decks, composite and stained surfaces. Concrete, bricks and masonry. Gutters, siding, canvas, plastic and stucco. Fences, arbors and painted surfaces. You can see results immediately!
  • PLANT AND LAWN SAFE: When used as directed, 30 SECONDS outdoor cleaner is safe to use around landscaping, plants, and your lawn. The formula breaks down once rinsed into the soil.

Your Guide to a Sparkling Exterior: Choosing the Best House Cleaner

Is your house looking a little dull? Dirt, grime, and even mildew can build up over time. But don’t worry! A good exterior house cleaner can bring back its shine. This guide will help you pick the perfect one.

What to Look For: Key Features

When you’re shopping for an exterior house cleaner, keep these important features in mind.

Cleaning Power

A good cleaner should tackle tough dirt. Look for products that promise to remove mold, mildew, algae, and general grime. Some cleaners are stronger than others. Think about how dirty your house is.

Surface Compatibility

Not all cleaners work on all surfaces. Make sure the cleaner is safe for your house’s siding. This could be vinyl, wood, brick, or stucco. Always check the product label.

Ease of Use

Some cleaners are ready to use right out of the bottle. Others need to be mixed with water. Many can be used with a garden hose sprayer or a pressure washer. Simple is often better!

Environmental Friendliness

Do you care about the planet? Many cleaners are biodegradable. They break down naturally. Some are also phosphate-free. These are good choices for the environment.

Scent

Some cleaners have a strong chemical smell. Others have a fresh, clean scent. If you’re sensitive to smells, look for a milder option.

Important Materials and Ingredients

The ingredients in a house cleaner are what make it work.

Surfactants

These are the main cleaning agents. They help lift dirt and grease from surfaces.

Builders

These help the surfactants work better. They can soften water.

Solvents

These help dissolve tough stains like oil and grease.

Disinfectants/Sanitizers

Some cleaners contain these to kill mold, mildew, and bacteria.

Acids or Bases

Depending on the type of dirt, cleaners might be acidic or alkaline. For example, acidic cleaners can help with mineral deposits. Alkaline cleaners are good for grease.

What Makes a Cleaner Great (or Not So Great)

Several things can affect how well a house cleaner works.

Factors That Improve Quality

  • Concentration: A concentrated cleaner often means you get more uses from one bottle. You just add water.
  • Specialized Formulas: Some cleaners are made for specific problems, like tough mold or painted surfaces. These can be very effective.
  • Brand Reputation: Trusted brands often have a history of making good products. Reading reviews can help here.

Factors That Reduce Quality

  • Weak Formulas: Cleaners that are too diluted or not strong enough won’t remove tough dirt.
  • Harsh Chemicals: While strong, some chemicals can damage surfaces or be bad for the environment.
  • Lack of Clear Instructions: If it’s hard to figure out how to use the cleaner, it can lead to poor results.

Your Experience: Using House Cleaner

Using an exterior house cleaner is usually straightforward.

How to Use It

  1. Read the Label: Always read and follow the instructions on the bottle.
  2. Test a Small Area: Before cleaning your whole house, try the cleaner on a small, hidden spot. This makes sure it won’t damage your siding.
  3. Apply the Cleaner: You might spray it on, use a brush, or attach it to a hose.
  4. Let It Sit: Most cleaners need a few minutes to work.
  5. Rinse Thoroughly: This is very important! Rinse all the cleaner off your house.

When to Use It (Use Cases)

  • Spring Cleaning: Get your house ready for warmer weather.
  • After Winter: Remove salt stains and general winter grime.
  • Before Painting: A clean surface helps paint stick better.
  • Selling Your Home: A clean exterior makes a great first impression.
  • Removing Algae or Mildew: Get rid of unsightly green or black spots.

Frequently Asked Questions About Exterior House Cleaners

Q: What are the main Key Features I should look for?

A: You should look for strong cleaning power to remove dirt, mold, and mildew. Also, make sure it’s safe for your house’s siding and easy to use. Considering environmental friendliness is also a good idea.

Q: Can I use any exterior house cleaner on my vinyl siding?

A: Not all cleaners are safe for all siding. Always check the product label to ensure it’s compatible with vinyl. Some strong cleaners can damage vinyl.

Q: Do I need a special tool to apply house cleaner?

A: Many cleaners can be applied with a garden hose sprayer. Some work with a pressure washer. Others might need a brush or sponge. It depends on the product.

Q: How often should I clean my house exterior?

A: This depends on your climate and how dirty your house gets. Once a year, usually in the spring or fall, is a common time to clean.

Q: What’s the difference between a cleaner and a bleach-based product?

A: Bleach is a strong disinfectant that kills mold and mildew. However, it can sometimes damage certain surfaces or plants. Other cleaners might use different ingredients for cleaning power.

Q: Can I use exterior house cleaner on my roof?

A: Some cleaners are made for roofs, but not all. Roofs can be delicate. Always check the product instructions to see if it’s safe for your roof material.

Q: Will exterior house cleaner kill plants?

A: Some cleaners can harm plants if they come into direct contact. It’s best to rinse plants thoroughly with water before and after cleaning. You can also cover them with plastic.

Q: How long does it take for house cleaner to work?

A: Most cleaners need to sit on the surface for about 5 to 15 minutes. This gives them time to break down the dirt. Always follow the specific product’s instructions.

Q: Is it okay to mix different exterior house cleaners?

A: No, it is never safe to mix different cleaning products. This can create dangerous fumes or chemical reactions. Use only one product at a time.

Q: What should I do if I get house cleaner on my skin?

A: If cleaner gets on your skin, rinse the area immediately with plenty of water for at least 15 minutes. If irritation continues, seek medical attention.