How Do You Clean and Maintain Exterior Brick? Ultimate Guide

Richard Williams

Introduction

Wow, so you finally decided to clean up that beautiful brick exterior! Let’s be honest, life isn’t like a video game; you can’t just hit a reset button and have a sparkling clean exterior each morning. However, it’s not as difficult as it seems either! This guide will take you through a step-by-step process to restore the charm and elegance of your brick exterior. We will explore different types of bricks and their cleaning requirements, weigh various cleaner options, and go through the entire cleaning process. Additionally, we will also look into several factors like cost-effectiveness, environmental impact, and availability of the cleaners. And guess what? We will even touch upon some routine maintenance tips, revival techniques for damaged bricks, and when to opt for professional services. So, shall we get started?

Choosing the Best Cleaner for Exterior Brick

Important Factors to Consider

Brick Type

  • Clay Brick: Traditional, durable, and commonly used in residential buildings.
  • Concrete Brick: More porous and usually seen in commercial structures.

Cleaning Requirements

  • Stains and Dirt: General grime and mildew build-up over time.
  • Efflorescence: White powdery deposit caused by salt migrating to the surface.
  • Moss and Algae: Green or black biological growth common in damp areas.

Top Cleaner Options

Product Best For Application
Simple Green Oxy Solve General dirt and mildew Mix with water and spray on. Let it sit, then rinse off.
Muriatic Acid Efflorescence Dilute with water. Apply gently, rinse thoroughly.
Wet & Forget Moss, Mold & Mildew Stain Remover Moss and algae Spray directly on the surface. No scrubbing needed.
Vinegar and Water Mixture Light stains and general cleaning 50/50 mix, spray on, and scrub with a brush.

Preparation

  • Protect Surrounding Areas: Cover plants and furniture with plastic sheets.
  • Wear Safety Gear: Safety goggles and gloves are essential, especially when using strong chemicals.
  • Test Patch: Always start with a small, inconspicuous area.

Cleaning Procedure

  1. Choose the right cleaner based on the type of stain.
  2. Prepare the cleaner according to the instructions.
  3. Apply the cleaner uniformly across the brick surface.
  4. Allow the cleaner to sit for the recommended time.
  5. Scrub gently with a soft-bristle brush.
  6. Rinse thoroughly with water to remove residue.

Other Considerations

  • Environmental Impact: Opt for eco-friendly cleaners where possible.
  • Cost-Effectiveness: Balance between effectiveness and price.
  • Availability: Ensure the chosen cleaner is readily accessible in your area.

For more options and detailed reviews, check out this comprehensive guide on Bob Vila’s website.

The Routine for Brick Maintenance

Regular Dusting and Dry Cleaning

Regular dusting and preventative maintenance can go a long way in keeping your brick looking like new. Use a dry, soft cloth or a vacuum with a brush attachment to periodically remove dust, cobwebs, and debris. This routine maintenance can prevent the build-up of dirt and grime that leads to more substantial staining, reducing the need for intensive cleaning.

Schedule for Routine Check-ups

It is essential to implement a schedule of routine inspections. Look for small signs of damage or new stains, so you can address these problems before they become more significant issues. This will not only help keep your brick looking like new but also extend its life span.

Sealing and Protecting the Brickwork

Why Apply a Sealant?

  • Preserve Appearance: A sealant can enhance the color of the brick and give it a “wet” look, or it can provide a natural, matte finish. Either way, the brick’s appearance is enhanced and preserved.
  • Protection: Seals the brick, thus preventing stains and long-term damage.
  • Impede Mold: Discourages the growth of mold, mildew, and moss on the brick surface.

Choosing the Right Sealant

Choosing the correct sealant for your bricks is critical in the brick cleaning process. The type of brick, the climate, the age of the brickwork, and the look you want to achieve will all influence the best sealant for your bricks.

Revitalizing Damaged or Aged Brick

Repairing Surface Damage

Over time, bricks can suffer from spalling, chipping, or severe staining. Before applying a cleaner, it might be necessary to repair these damaged bricks. Depending on the level of damage, this could involve replacing entire bricks or patching small areas with a masonry repair product.

Repainting Brick Surfaces

Another technique to make old brick look new is by painting it. However, this should be done cautiously since not all bricks should be painted, and once painted, it’s nearly impossible to return the brick to its original state.

Professional Brick Cleaning Services

While maintaining and cleaning your brick can be a DIY job, for large scale projects or significant stains, it might be best to hire a professional. Pros have access to powerful tools and specialized cleaners that are not available to the general public. They also have the experience to know exactly what each specific situation calls for.

For more tips on maintaining and reinventing your brick, visit the Family Handyman’s website.

How to Freshen Up Brick Exterior

Pressure Washing for Deep Cleaning

If your brick exterior is still marred by dirt and grime after using traditional cleaners, pressure washing can be an effective solution. Utilizing a pressure washer can remove deeply embedded dirt, moss, and algae without the use of harsh chemicals.

Pressure Washing Tips

  • Use the Right Pressure: Brick is durable, but excessive pressure can cause damage. Use a pressure setting between 500 to 1000 PSI.
  • Nozzle Choice: A 25-degree nozzle is ideal for cleaning brick surfaces without causing harm.
  • Keep a Consistent Distance: Hold the nozzle about 12 inches from the brick surface.
  • Move in Consistent Patterns: Clean in sweeping, uniform motions to avoid streaks.

Using TSP Cleaner for Tough Stains

Trisodium Phosphate (TSP) is a powerful cleaner that can tackle persistent or hard-to-remove stains. It’s particularly effective for grease and heavy grime.

How to Use TSP

  1. Mix TSP in a bucket according to the package instructions, usually a quarter cup per gallon of water.
  2. Apply the TSP solution to the stained brick using a sponge or brush.
  3. Let it sit for about 10-15 minutes to penetrate the stains.
  4. Scrub the area with a stiff brush to lift the dirt and grime.
  5. Rinse thoroughly with clean water to remove all TSP residue.

Natural Remedies for Brick Cleaning

For those who prefer eco-friendly solutions, some natural remedies can be just as effective as commercial cleaners. Here are a couple you might try.

Baking Soda Paste

  • Baking Soda and Water: Mix baking soda with water to create a thick paste.
  • Application: Spread the paste on stained areas.
  • Scrubbing: Use a stiff brush to scrub the paste into the brick.
  • Rinsing: Rinse thoroughly with water to remove any residue.

Hydrogen Peroxide and Baking Soda

  • Mix Solution: Combine hydrogen peroxide and baking soda to make a paste.
  • Apply Paste: Apply it to the stained brick areas.
  • Let It Sit: Allow the mixture to sit for about 10-15 minutes.
  • Scrub and Rinse: Scrub the area with a brush and rinse thoroughly with water.

When to Seek Professional Help

Sometimes, DIY methods aren’t sufficient for severely stained or damaged brick exteriors. Here’s when you should consider professional services.

Large-Scale Cleaning or Restoration

Professional cleaners can handle extensive cleaning tasks using industrial-strength cleaners and equipment that aren’t available for consumer use. They can also provide restoration services for damaged brickwork, including repairing cracks or replacing broken bricks.

Specialized Stains

For stubborn stains like graffiti, oil, or deeply set mold, professionals use specialized solutions and tools designed for these specific issues.

For a thorough guide on DIY brick cleaning and when to call professionals, visit Better Homes & Gardens.

In Conclusion: Pristine Exterior Brickwork is within Reach

Picking the right cleaner for exterior brick depends on several variables, including the type of brick and the specific cleaning requirements. Top cleaner options such as Simple Green Oxy Solve, Muriatic Acid, and a mixture of vinegar and water can tackle a variety of common issues, from general grime to challenging moss and algae.

Furthermore, regular maintenance, including dusting, routine check-ups, and protective measures like sealants can keep a brick exterior in superior condition. For more significant issues, professional services or advanced techniques like pressure washing may be required. Above all, promptly addressing small problems before they develop into larger ones is essential for maintaining the beauty and longevity of brickwork.

Frequently Asked Questions – FAQs

Which cleaner is best for regular dirt and mildew on exterior brick?

For general dirt and mildew, Simple Green Oxy Solve is a great choice. You mix it with water, spray it on, wait a bit, then rinse it off.

What’s the most effective treatment for white powdery deposits on my bricks?

This is likely efflorescence, caused by salt migrating to the brick’s surface. Muriatic acid, diluted with water, is an effective treatment. Remember to apply gently and rinse thoroughly.

I’ve noticed moss and algae growing on my bricks. What should I use to remove it?

For biological growth like moss and algae, consider using Wet & Forget Moss, Mold & Mildew Stain Remover. It’s a spray that doesn’t require any scrubbing.

I’m trying to be environmentally friendly. Are there any natural cleaners that will still get the job done?

A 50/50 mix of vinegar and water can work wonders for light stains and regular cleaning. You just spray it on and scrub with a brush.

What else can I do to preserve my brickwork?

Apart from regular cleaning, you can also apply a sealant to preserve its appearance and prevent stains and long-term damage. It’s also recommended to implement regular inspections and do maintenance checks.

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