· Home Cleaning  · 19 min read

How To Clean Exterior Of House

Learn how to clean exterior of house effectively. Remove dirt, mold, and grime to boost curb appeal with our comprehensive guide.

Refresh Your Home: How To Clean Exterior Of House Safely and Effectively

A clean home exterior instantly improves its look. Dirt, grime, mold, and mildew can build up over time. This makes your house look dull and uncared for. Regular cleaning protects your home’s surfaces and boosts its curb appeal. You can increase your property value. Knowing how to clean exterior of house correctly helps prevent damage. It saves you money on costly repairs later.

This guide will show you how to clean your house exterior thoroughly. We cover everything from initial preparation to cleaning different surfaces. You will learn about choosing the right tools and cleaning solutions. We discuss safe methods like soft washing and pressure washing. By the end, you will have all the knowledge needed. You can make your home’s exterior shine like new. Let’s get started on this rewarding home improvement task.

Takeaway:

  • Assess your home’s exterior to choose the best cleaning method.
  • Gather all necessary safety gear and cleaning equipment before starting.
  • Protect plants, outdoor fixtures, and power outlets from water and chemicals.
  • Choose between soft washing and pressure washing based on your siding type.
  • Address specific stains like mold, mildew, or rust with targeted solutions.
  • Don’t forget details like windows, gutters, and entryways for a complete clean.

How to Clean Your House Exterior: A Quick Answer

Cleaning your house exterior involves assessing the surface, gathering tools, and protecting surrounding areas. Apply appropriate cleaning solutions, then rinse thoroughly. Use soft washing for delicate surfaces and pressure washing for tougher grime. Always work from top to bottom.


Preparing Your Home for Exterior Cleaning

Proper preparation is the first step when you clean exterior of house. This ensures safety and protects your property. It makes the cleaning process much more efficient. Skipping this stage can lead to damage or an incomplete clean. Take your time with these initial steps. They set the stage for a successful cleaning project.

First, walk around your entire house. Look for any loose siding, cracked windows, or other repair needs. Address these issues before you start cleaning. Water or cleaning solutions can worsen existing damage. Next, clear the area around your house. Move outdoor furniture, grills, toys, and decorations. You need clear access to all exterior surfaces. This prevents obstacles and keeps your belongings safe from water or chemicals. Consider covering or moving delicate items.

Protect your landscaping and outdoor features. Cover shrubs, flowers, and small trees with tarps or plastic sheets. This shields them from cleaning solutions and high-pressure water. Close all windows and doors tightly. Use painter’s tape to seal around window frames if needed. Cover outdoor light fixtures, electrical outlets, and any vents with plastic. This prevents water from entering and causing electrical problems. Ensure all garden hoses are disconnected. Secure any downspouts to direct water away from the foundation.

Finally, think about your own safety. Wear protective eyewear to shield your eyes from splashes. Wear gloves to protect your hands from chemicals. Use non-slip shoes for good footing on wet surfaces. A hat can protect your head from drips. Having all safety gear ready prevents accidents. This preparation stage is simple but crucial. It ensures a smooth and safe exterior cleaning experience.

Essential Tools and Cleaning Solutions for Exterior Surfaces

Having the right tools and solutions makes a big difference when you clean exterior of house. The correct supplies ensure effective cleaning. They also prevent damage to your home’s surfaces. Different cleaning tasks require different equipment. Choose wisely based on what your house needs.

Basic Cleaning Tools:

  • Garden Hose with Spray Nozzle: Essential for pre-rinsing and final rinsing. A strong nozzle helps remove loose dirt.
  • Bucket: For mixing cleaning solutions.
  • Soft-Bristle Brush or Long-Handled Car Wash Brush: Ideal for scrubbing by hand. This prevents scratches on delicate surfaces.
  • Extension Pole: Allows you to reach higher areas without a ladder.
  • Ladder or Scaffolding: For reaching very high spots safely. Make sure it is stable.
  • Protective Gear: Safety glasses, gloves, non-slip shoes.

Pressure Washer (Optional but Recommended): A pressure washer offers powerful cleaning. It removes tough grime and mold. You can rent one if you do not own it. Choose a model with adjustable pressure settings. This lets you adapt to different surfaces. Remember to use the correct nozzle. A wider fan spray nozzle is safer for house siding. How to clean outside of house without pressure washer gives options if you prefer not to use one.

Soft Washing Equipment: Soft washing uses low pressure with strong cleaning solutions. This method is gentler. It is ideal for most siding types. You can attach a special soft wash nozzle to a pressure washer. Alternatively, use a garden hose with an appropriate sprayer.

Common Cleaning Solutions:

  • Mild Dish Soap: Good for light dirt and general cleaning. Mix a few drops in a bucket of water.
  • Commercial House Wash Detergents: Formulated for exterior surfaces. They often contain mold and mildew inhibitors. Follow manufacturer instructions for dilution.
  • Oxygen Bleach (e.g., OxiClean): Effective for mold, mildew, and general stains. It is color-safe. Mix with water according to package directions.
  • White Vinegar: A natural option for mild mold and hard water stains. Mix equal parts vinegar and water. This is a great choice if you are looking to clean mold with vinegar on your exterior surfaces.
  • Specialized Cleaners: For specific issues like rust stains or heavy grease. Read labels carefully.

Always test any cleaning solution on a small, hidden area first. This ensures it does not damage or discolor your home’s exterior. Having the right tools and cleaners ensures a job well done.

Choosing the Right Cleaning Method: Soft Washing vs. Pressure Washing

Selecting the proper cleaning method is crucial when you clean exterior of house. The wrong method can damage your siding. Two main approaches exist: soft washing and pressure washing. Each has specific uses and benefits. Understand their differences to protect your home.

Soft Washing: Soft washing uses a low-pressure stream of water. It is comparable to a garden hose pressure. The real cleaning power comes from specialized detergents. These solutions break down dirt, mold, algae, and mildew. You apply the solution, let it dwell, then rinse it off.

  • Pros of Soft Washing:
    • Gentle on Surfaces: It is safe for almost all siding types. This includes vinyl, stucco, wood, painted surfaces, and delicate stone. If you have exterior stone on house this is often the preferred method.
    • Effective Against Organic Growth: The chemicals kill mold, mildew, and algae at the root. This prevents them from growing back quickly.
    • Less Water Usage: It typically uses less water than high-pressure washing.
    • Reduces Damage Risk: There is very little risk of stripping paint, breaking siding, or forcing water into cracks.
  • Cons of Soft Washing:
    • Requires Chemicals: You must handle and apply cleaning solutions.
    • May Need More Time: The solutions need dwell time to work.

Pressure Washing (High Pressure): Pressure washing uses a high-pressure stream of water. It blasts away dirt and grime. This method is effective for very stubborn stains. It is suitable for durable surfaces.

  • Pros of Pressure Washing:
    • Powerful Cleaning: Quickly removes deeply embedded dirt, paint flakes, and loose debris.
    • Fast: Can cover large areas quickly.
    • Chemical-Free Option: Can be used with just water for some tasks.
  • Cons of Pressure Washing:
    • Risk of Damage: High pressure can strip paint, etch surfaces, or even crack siding. It can also force water behind siding, leading to mold inside walls.
    • Not for All Surfaces: Avoid on older homes, delicate siding, or painted surfaces.
    • Requires Skill: Improper use can cause streaks or lines on surfaces.
    • Higher Water Usage: Uses more water than soft washing.

Which Method to Choose? For most residential house exteriors, soft washing is the safest and most recommended method. It effectively cleans common contaminants like mold and mildew. It protects your siding from damage. Use high-pressure washing only on extremely durable surfaces. Examples include concrete driveways or unpainted brick that can withstand strong force. If you are unsure, always choose soft washing. Or, consider cleaning the outside of your house without a pressure washer entirely. Prioritize protecting your home’s integrity above all else.

Step-by-Step Guide to Cleaning Your House Exterior

Once you have prepared your home and gathered your tools, you can start to clean exterior of house. Follow these steps for a systematic and effective cleaning process. This ensures every part of your home shines. Always work from the top down. This prevents dirty water from running over freshly cleaned areas.

Step 1: Pre-Rinse the Entire House

Start by thoroughly rinsing your house exterior with a garden hose. Use a strong spray nozzle to knock off loose dirt, dust, spiderwebs, and light debris. This initial rinse prepares the surface for the cleaning solution. It helps the solution penetrate better. Ensure you rinse all areas, including under eaves and around windows.

Step 2: Apply the Cleaning Solution

Choose your cleaning solution based on your siding type and the level of dirt.

  • For Soft Washing: Mix your chosen house wash detergent or oxygen bleach solution according to manufacturer instructions. For a natural option, you can use a vinegar and water mixture for mold. Apply the solution using a garden sprayer, a soft-wash attachment, or a bucket and soft brush. Start from the bottom of a section and work your way up. This prevents streaking. Ensure even coverage.
  • For Pressure Washing (with detergent application): If your pressure washer has a detergent tank, fill it with a compatible house wash. Apply at a low-pressure setting. This ensures the solution sticks to the surface without damaging it.

Let the cleaning solution dwell on the surface for the recommended time. This is usually 5-15 minutes. Do not let it dry. If it starts to dry, mist it with water. This allows the chemicals to break down the dirt and organic growth.

Step 3: Gentle Scrubbing (If Needed)

For stubborn stains, mold, or heavy grime, a light scrub may be necessary. Use a long-handled, soft-bristle brush. Gently scrub the affected areas. Do not apply too much pressure. This helps loosen contaminants. For specific mold issues, remember that white vinegar is a good natural option to clean mold with vinegar. Be careful on painted surfaces.

Step 4: Rinse Thoroughly

Rinsing is the most critical step. Start from the top of the cleaned section. Work your way down. Use a clean garden hose with a strong spray or your pressure washer on a low-pressure, wide-fan setting. Rinse until all suds and cleaning solution are gone. Overlap your rinsing passes. This prevents streaks. Ensure no residue remains. Residue can attract new dirt or damage the surface over time. Rinse windows and frames especially well.

Step 5: Repeat as Necessary

Some areas might be dirtier than others. You might need to repeat the application and rinsing process. This is common for shady sides of the house where mold and mildew thrive. Be patient. Focus on one section at a time until it is clean.

Tackling Specific Stains and Problem Areas

While a general wash helps, some stains need special attention. Knowing how to address these specific problems is important when you clean exterior of house. This ensures a truly spotless finish.

Mold and Mildew Removal

Mold and mildew are common on house exteriors, especially in damp, shaded areas. They appear as black, green, or white fuzzy patches.

  • Solution: A mixture of oxygen bleach and water is highly effective. For a natural approach, a 1:1 solution of white vinegar and water works well. Apply the solution to the affected area. Let it sit for 10-15 minutes. Scrub gently with a soft brush. Rinse thoroughly. This method is effective for cleaning mold with vinegar on many surfaces. Ensure good ventilation.

Algae and Green Stains

Algae often causes a green film on siding, especially vinyl. It thrives in moist environments.

  • Solution: Similar to mold, a house wash detergent or oxygen bleach solution works wonders. Apply the solution. Allow it to soak. Then, rinse it off. For stubborn algae, a light scrub might be needed. Soft washing is ideal for this.

Dirt and Grime Buildup

General dirt and grime accumulate over time from wind, rain, and pollution.

  • Solution: For light dirt, mild dish soap and water can be enough. For heavier buildup, a commercial house wash detergent combined with soft washing is best. Pressure washing can be used for very tough, widespread grime on durable surfaces like concrete driveways. For example, if you have gas off concrete near your house, pressure washing with a degreaser can remove it.

Rust Stains

Rust stains often come from metal fixtures, gutters, or garden furniture. They leave orange or reddish marks.

  • Solution: Specialized rust removers are available at hardware stores. Follow product instructions carefully. Often, these involve applying, letting it sit, and then rinsing. Lemon juice and salt can also work for minor rust stains. Apply the paste, let it sit in the sun, and scrub before rinsing.

Efflorescence

Efflorescence is a white, powdery deposit on brick or stone. It is mineral salts left behind as water evaporates.

  • Solution: Often, a stiff brush and water can remove it. For persistent efflorescence, a mild acid solution (like diluted vinegar or a commercial masonry cleaner) may be needed. Always test in an inconspicuous area first. This is especially true for exterior stone on house as some stone types react poorly to acids. Rinse thoroughly to neutralize any acid.

Oil and Grease Stains

These can occur from grilling, car leaks, or other activities near the house.

  • Solution: For concrete, a concrete degreaser or a strong detergent with hot water and scrubbing. For siding, absorb as much oil as possible with paper towels. Then, use a mild degreaser or dish soap solution. Rinse completely.

Always rinse the area thoroughly after treating any stain. This removes all cleaning agents and prevents re-staining. Address stains promptly to prevent them from setting in.

Cleaning Windows, Gutters, and Other Exterior Details

A truly clean house exterior goes beyond just the siding. Don’t forget the details. Cleaning windows, gutters, and other fixtures enhances the overall appearance significantly. These elements often collect dirt and debris. They impact the look and function of your home.

Window Cleaning

Dirty windows can make even a spotless house look neglected. Cleaning them is a key step when you clean exterior of house.

  • Tools: A squeegee, a bucket with clean water, mild dish soap or a commercial window cleaning solution, a microfiber cloth, and a sponge.
  • Method:
    1. Rinse windows first to remove loose dirt.
    2. Mix a few drops of dish soap in warm water. Or, use your chosen window cleaner.
    3. Apply the solution generously with a sponge or soft brush.
    4. Use a squeegee to remove the solution. Start from the top and pull down in overlapping strokes. Wipe the squeegee blade with a clean cloth after each pass. This prevents streaks.
    5. For best results and to avoid streaks, try these tips on how to clean glass without streaks.
    6. Wipe away any excess water from the frames with a clean, dry microfiber cloth.
    7. For stubborn spots, repeat the process.

Gutter Cleaning

Clogged gutters can lead to water damage to your roof, foundation, and siding. Regular gutter cleaning is vital.

  • Tools: Gloves, a sturdy ladder, a small scoop or trowel, and a garden hose.
  • Method:
    1. Place your ladder securely.
    2. Wear gloves and scoop out leaves, twigs, and debris from the gutters. Put debris into a bucket or tarp.
    3. Once cleared, rinse the gutters with a garden hose. Check that water flows freely down the downspouts.
    4. If downspouts are clogged, try flushing them with the hose. If that fails, a plumber’s snake may be needed.
    5. Check the exterior of the gutters too. Wipe them down with a damp cloth or soft brush to remove dirt and streaks.

Cleaning Entryways, Patios, and Walkways

These high-traffic areas collect a lot of dirt, stains, and organic growth.

  • Tools: Pressure washer (for concrete/pavers), stiff brush, appropriate cleaning solution (degreaser for oil, mold cleaner for algae).
  • Method:
    1. Sweep away loose debris.
    2. Apply a suitable cleaning solution. For concrete, a concrete cleaner or a solution of dish soap and water works. For mold, use an oxygen bleach solution.
    3. Let the solution dwell.
    4. For concrete and pavers, use a pressure washer with a wide-fan nozzle. Work in sections. For delicate surfaces like painted wood decks, use soft washing or manual scrubbing.
    5. Rinse thoroughly to remove all cleaning agents and loosened dirt. Remember, a pressure washer is great for cleaning gas off concrete on your driveway or walkway.

Light Fixtures and Doors

Don’t overlook these common touchpoints.

  • Light Fixtures: Wipe down with a damp cloth and mild all-purpose cleaner. For glass panels, use window cleaner.
  • Doors: Clean painted or wood doors with a mild soap and water solution. Wipe hardware with a damp cloth. For stubborn dirt, use a soft brush. Rinse and dry.

By addressing these details, you complete the transformation of your home’s exterior.

Post-Cleaning Care and Maintenance Tips

Cleaning your house exterior is a big job. Once it is sparkling clean, you want to keep it that way. Proper post-cleaning care and ongoing maintenance extend the lifespan of your clean finish. This also reduces how often you need to perform deep cleaning. A proactive approach saves effort in the long run.

Rinse Thoroughly Again

After all specific stain treatments and detailing, give your entire house a final, thorough rinse. This ensures no cleaning solution residue remains. Residue can attract dirt faster or cause streaks as it dries. Pay extra attention to corners, crevices, and under eaves. Ensure the ground around your house is also rinsed to protect plants and soil.

Inspect for Missed Spots

Once the exterior dries, walk around your home. Look for any areas you might have missed. Check for lingering streaks, spots, or dirt. Address these small areas with a quick scrub or targeted rinse. This final inspection ensures a uniform, clean appearance.

Drain Water from Covers and Tarps

If you used tarps or plastic covers for plants or outlets, remove them carefully. Tip out any collected water. Allow the covered areas to air dry before fully removing the covers. This prevents trapped moisture.

Assess Your Landscaping

Check on your plants and landscaping. If any cleaning solution splashed onto them, rinse them generously with plain water. This helps dilute any chemicals. Ensure your gutters are free-flowing. Any water pooling near the foundation needs attention.

Ongoing Maintenance Tips:

  • Regular Rinsing: Periodically rinse your house exterior with a garden hose, especially after dusty or windy conditions. This prevents heavy buildup.
  • Trim Foliage: Keep trees and shrubs trimmed away from your house. Overhanging branches can rub against siding. They also create shaded, damp areas where mold and mildew thrive. Trimming improves air circulation.
  • Clean Gutters Regularly: Aim to clean your gutters at least twice a year. Do this in spring and fall. More often if you have many trees. This prevents clogs and overflows that can stain your siding.
  • Address Stains Quickly: If you notice a small patch of mold or a new stain, clean it immediately. Small problems are easier to fix before they spread or set in.
  • Maintain Good Drainage: Ensure water drains away from your home’s foundation. This prevents moisture issues that contribute to exterior grime and mold.
  • Consider a Yearly Wash: A professional or DIY soft wash once a year or every two years can keep your home looking its best. The frequency depends on your local climate and how quickly dirt accumulates.

By following these maintenance tips, you can enjoy a clean and appealing house exterior for longer periods. This protects your investment and enhances your home’s curb appeal year-round.


FAQs: Common Questions About Cleaning Your House Exterior

Q1: How often should I clean the exterior of my house?

A1: Most homes benefit from an exterior cleaning every 1-2 years. The frequency depends on your climate and environment. Homes in humid areas or near dusty roads may need annual cleaning. Coastal areas with salt spray also benefit from more frequent washes. Regular visual checks help you determine the best schedule.

Q2: Is pressure washing safe for all types of house siding?

A2: No, pressure washing is not safe for all siding types. High pressure can damage delicate materials like wood, stucco, and older vinyl. It can strip paint, force water behind siding, and cause costly repairs. Soft washing is generally safer and more effective for most residential siding. Always use the lowest effective pressure.

Q3: What is the best way to remove mold and mildew from house siding?

A3: The best way to remove mold and mildew is using an oxygen bleach or white vinegar solution. Mix the solution with water according to instructions. Apply it to the affected area. Let it dwell for 10-15 minutes to kill the growth. Gently scrub if needed, then rinse thoroughly with a garden hose.

Q4: Can I clean my house exterior myself, or should I hire a professional?

A4: You can clean your house exterior yourself, especially with soft washing methods. DIY is cost-effective for most homeowners. However, hiring a professional is a good idea for very tall homes, stubborn stains, or if you lack the right equipment. Professionals have specialized tools and experience for tough jobs.

Q5: How do I protect my plants and landscaping during exterior cleaning?

A5: To protect plants, cover them with tarps or plastic sheeting. This shields them from cleaning solutions. Pre-wet plants with plain water before applying chemicals. Rinse them thoroughly with plain water immediately after cleaning the house. This dilutes any chemical overspray, keeping your landscaping safe.

Q6: What should I do if the cleaning solution dries on the siding?

A6: If the cleaning solution dries on the siding, it can leave streaks or residue. Immediately re-wet the affected area with plain water. Then re-apply the cleaning solution. Allow it to dwell again for a shorter period. Rinse very thoroughly to prevent stains. Work in smaller sections to avoid the solution drying.


Conclusion: Enjoying a Spotless House Exterior

Cleaning the exterior of your house transforms its look. It protects your investment. This guide gives you the steps and knowledge to achieve a sparkling clean home. We covered preparing your home, selecting the right tools, and choosing between soft washing and pressure washing. We also showed you how to tackle specific stains and clean important details like windows and gutters.

Remember, safety comes first. Always protect yourself, your plants, and your electrical fixtures. Choose the right cleaning method for your siding type. Soft washing is usually the safest and most effective for most homes. Consistent effort in preparation and rinsing ensures a clean finish.

A clean exterior boosts curb appeal and offers a fresh feeling. You can take pride in your home’s appearance. Regular maintenance, even small steps, keeps your home looking great between major cleans. Now you know how to clean exterior of house. You have the power to make your home shine. Take these steps and enjoy the refreshed look of your beautiful home. Your efforts will truly pay off.

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