Tile Roof Cleaning Tips

Shaffer Ave S Seattle, WA, US, 98108


Are you a homeowner with a beautiful tile roof that needs a good cleaning? Well, you’ve come to the right place! The ProClean Team is here to share some expert tips on how to clean and maintain your tile roof, ensuring that it looks its best for years to come. Keep reading to learn more!

Tile roofs are popular for homeowners due to their durability and aesthetic appeal. However, they can accumulate dirt, debris, and moss over time, which can cause damage and make them look unsightly. That’s why it’s important to regularly clean and maintain your tile roof to keep it in top condition.

Our team of experienced professionals has compiled a list of helpful tips and tricks for cleaning tile roofs, including the best cleaning solutions to use, safety precautions to take, and techniques for removing stubborn stains and moss. By following these tips, you can ensure that your tile roof stays in great shape and looks as good as new.

So, whether you’re a new homeowner or have been living in your home for years, our tile roof cleaning tips will help you keep your roof in top condition. Let’s get started!

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The Importance of Tile Roof Cleaning

Regular tile roof cleaning is essential to keep your roof in good condition and extend its lifespan. Accumulated dirt, debris, and moss can cause damage to the tiles and even lead to leaks, which can be costly to repair. Additionally, a dirty roof can detract from the aesthetic appeal of your home, affecting its overall value. By cleaning your tile roof regularly, you can remove any debris or moss that has accumulated and prevent future damage. It also helps to maintain the overall appearance of your home and protect your investment. Don’t neglect your tile roof – keep it clean and well-maintained with regular cleaning.

Preparing for Tile Roof Cleaning

Before you start cleaning your tile roof, it’s important to properly prepare to ensure a safe and effective cleaning process. By taking these steps, you can ensure a safe and successful tile roof cleaning experience.

Safety Precautions

When preparing for tile roof cleaning, it’s crucial to prioritize safety precautions. Tile roofs can be slippery and difficult to navigate, especially when wet or covered in cleaning solutions. Before starting, make sure to wear appropriate clothing and footwear with good traction. It’s also essential to use a sturdy ladder and secure it properly to prevent accidents. 

If you’re not comfortable cleaning your tile roof yourself, it’s best to hire a professional who has the necessary equipment and expertise. Additionally, avoid using harsh chemicals that can damage your roof or harm nearby plants and animals. By taking these safety precautions, you can ensure a safe and successful tile roof cleaning experience.

Gathering Cleaning Materials

When preparing for tile roof cleaning, it’s important to gather the necessary cleaning materials beforehand. You’ll need a gentle cleaning solution, such as a mixture of water and mild detergent, as well as a scrub brush or power washer for tougher stains. Avoid using harsh chemicals or pressure washing with too much force, as these can damage the tiles. It’s also a good idea to have a hose nearby for rinsing the roof and a sturdy bucket or container for carrying the cleaning solution up to the roof. By gathering these materials before you begin, you’ll be able to efficiently and effectively clean your tile roof.

Inspecting the Roof

Before you start cleaning your tile roof, it’s important to inspect it for any damage or wear and tear. Look for any cracked, broken, or missing tiles, as well as any signs of leakage or water damage. If you notice any issues, it’s best to address them before starting the cleaning process to prevent further damage. It’s also a good idea to check for any debris, such as leaves or branches, that may have accumulated on the roof and remove them before cleaning. By inspecting your roof beforehand, you can ensure that it’s in good condition and ready for a thorough cleaning.

Cleaning Methods for Tile Roofs

Cleaning tile roofs can be a challenging task, but there are several effective methods to choose from. Some homeowners opt for eco-friendly cleaning solutions, such as vinegar or baking soda, to avoid harsh chemicals. Others opt for professional pressure washing. Whatever method you choose, make sure to follow safety precautions and carefully inspect your roof beforehand to ensure a successful cleaning process.

Low-pressure washing

Using low-pressure washing to clean your tile roof is a simple process, but it’s important to follow the proper steps to ensure a successful cleaning. First, prepare the cleaning solution according to the instructions provided by the manufacturer or professional cleaner. Next, use a gentle spray nozzle to apply the cleaning solution to the roof, working in small sections at a time. Allow the solution to sit for several minutes to loosen any dirt or debris. Finally, use a low-pressure stream of water to rinse away the solution and debris, working from the highest point of the roof downwards. 

Repeat the process until the entire roof has been cleaned. It’s important to use caution when walking on the roof and to follow all safety precautions, such as wearing protective gear and using a sturdy ladder. By following these steps, you can effectively and safely clean your tile roof using low-pressure washing.

High-pressure washing

High-pressure washing is a more powerful method for cleaning tile roofs and should only be performed by professionals who have experience with this technique. Before starting, the professional will inspect the roof to identify any areas of damage that could be worsened by high-pressure washing. They will then use a high-pressure washing system, typically with a pressure of 1,000 to 1,500 PSI, to blast away dirt, debris, and moss. The water is sprayed at an angle to avoid lifting or damaging the tiles. 

It’s important to use caution when using this method, as high-pressure washing can damage the tiles and dislodge them from the roof. Additionally, it’s important to use protective gear and follow safety precautions to prevent accidents or injury. By hiring a professional with the proper equipment and experience, you can safely and effectively clean your tile roof using high-pressure washing.

Chemical cleaning

Chemical cleaning is a method of cleaning tile roofs that involves using a cleaning solution to remove dirt, stains, and debris. This method is typically used for more stubborn stains that can’t be removed by low-pressure or high-pressure washing alone. The cleaning solution used in chemical cleaning can vary depending on the type of stain and the tiles on your roof. Inspect your roof to determine the best cleaning solution for your specific situation or hire a professional. 

Apply the cleaning solution to the roof and left to sit for a period of time, usually between 10 and 30 minutes. After the solution has had time to work, rinse the roof with a low-pressure stream of water to remove the solution and any loosened debris. It’s important to use caution when using chemical cleaning, as some solutions can be harmful to the environment or your roof if not used properly.

Here are some common chemical cleaning solutions that professionals may use:

  • Sodium Hydroxide: Also known as caustic soda, this solution is commonly used for cleaning concrete tiles. It’s effective at removing dirt, moss, and other organic stains, but it can be harsh on the environment.
  • Sodium Percarbonate: This solution is a blend of sodium carbonate and hydrogen peroxide and is commonly used for cleaning clay and concrete tiles. It’s effective at removing algae, moss, and other organic stains and is less harsh on the environment than sodium hydroxide.
  • Citric Acid: This solution is effective at removing hard water stains and rust stains on tile roofs. It’s less harsh than other chemical solutions and is often used as a safer alternative.
  • Chlorine Bleach: This solution is effective at removing mildew and mold stains on tile roofs. However, it can be harmful to the environment and may damage some types of tiles.

It’s important to use caution when using chemical cleaning solutions, as some can be harmful to the environment or your roof if not used properly.

Soft Washing

Soft washing is a safe and effective method for cleaning tile roofs. Unlike pressure washing, which can damage delicate roofing materials, soft washing uses a low-pressure spray and specialized cleaning solutions to gently remove dirt, grime, and stains.

If you’re planning to clean your tile roof using soft washing, here are some tips to ensure a successful and safe cleaning process:

  • Use the Right Equipment: Soft washing requires specialized equipment, including a low-pressure sprayer, a cleaning solution applicator, and a water source. Make sure to use high-quality equipment that’s designed for soft washing to ensure a safe and effective cleaning process.
  • Choose the Right Cleaning Solution: Different types of tile roofs require different cleaning solutions. For example, concrete tiles may require a stronger cleaning solution than clay tiles. Consult with a professional or do your research to determine the best cleaning solution for your specific type of tile roof.
  • Test the Solution on a Small Area: Before applying the cleaning solution to the entire roof, test it on a small, inconspicuous area. This will help you determine whether the solution is effective and whether it causes any damage or discoloration to the tiles.
  • Protect Landscaping: Soft washing solutions can be harmful to plants and landscaping. To protect your plants, wet them thoroughly with water before starting the soft washing process, cover them with plastic sheeting or tarps, and rinse them off immediately after cleaning the roof.
  • Follow Safety Procedures: Soft washing can be dangerous if proper safety procedures aren’t followed. Again, wear appropriate personal protective equipment, such as gloves, safety goggles, and a respirator, and ensure that the work area is well-ventilated. Don’t work on the roof during inclement weather or on a wet surface.

DIY Tile Roof Cleaning

If you’re considering DIY tile roof cleaning, it’s important to take certain precautions to ensure that you don’t damage your roof or put yourself in harm’s way. Here are some tips to keep in mind:

  • Safety First: Before you start cleaning your roof, make sure you have the necessary safety equipment, including a safety harness, non-slip shoes, and a stable ladder. Always work with a partner who can hold the ladder and provide assistance if needed.
  • Choose the Right Cleaning Solution: Not all cleaning solutions are suitable for tile roofs. Avoid using harsh chemicals or high-pressure washing, which can damage the tiles and cause leaks. Instead, opt for a mild cleaning solution, such as a mixture of water and dish soap, or a specialized roof cleaner.
  • Use Soft Washing Techniques: Soft washing is a gentle, low-pressure cleaning method that’s ideal for tile roofs. It involves using a soft-bristled brush or a low-pressure washer to remove dirt and debris without causing damage.
  • Be Gentle: When cleaning your roof, avoid using excessive force or pressure. Scrubbing too hard or using a high-pressure washer can damage the tiles or dislodge them from the roof.
  • Work in Small Sections: Instead of trying to clean your entire roof at once, work in small sections. This will help you maintain better control over the cleaning process and prevent the cleaning solution from drying on the roof.

By following these tips, you can safely and effectively clean your tile roof without damaging it or putting yourself at risk. 

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Maintenance Tips for Tile Roofs

Tile roofs are popular with many homeowners because of their durability, longevity, and aesthetic appeal. However, like any roofing material, tile roofs require regular maintenance to ensure their longevity and prevent damage.

Maintenance tips for tile roofs include: 

  • Regular Inspection Inspect the roof regularly for damage, debris, and cracks.
  • Gutter cleaning Cleaning gutters and downspouts to prevent water buildup.
  • Tree trimming Trimming overhanging tree branches to prevent damage.
  • Moss and algae prevention Apply a moss and algae preventative treatment to the roof, which will help inhibit growth and protect the tiles from damage. These treatments can be purchased at hardware or home improvement stores and are easy to apply with a sprayer or brush.

Regular maintenance can help extend the lifespan of your tile roof, prevent costly repairs and replacements, and ensure the safety and structural integrity of your home. If you’re unsure about how to maintain your tile roof, consult with a professional roofing contractor who can provide expert guidance and advice on proper maintenance techniques.


In conclusion, keeping your tile roof clean and well-maintained is essential to ensuring its longevity, preserving its appearance, and protecting your home from damage. Whether you’re planning to clean your tile roof using soft washing or prevent moss and algae growth, it’s important to follow proper cleaning techniques and safety procedures to ensure a safe and effective cleaning process. Regular maintenance, including inspecting the roof for damage and debris, cleaning gutters and downspouts, and trimming overhanging tree branches, can help prevent costly repairs and replacements down the road.

At The ProClean Team, we are committed to providing professional tile roof cleaning services to help you maintain the beauty and structural integrity of your home. Our experienced team uses high-quality equipment and safe cleaning solutions to effectively clean and protect your tile roof. If you need assistance with cleaning or maintaining your tile roof, don’t hesitate to contact us for expert guidance and advice. Check us out today!

  • How often should I clean my tile roof? – A tile roof should be cleaned as soon as possible after installation, preferably within the first five years, and then every other year or every three years thereafter. 
  • Can I use bleach to clean my tile roof? – No, it is not recommended to use bleach to clean your tile roof. Bleach can damage the roofing material and its underlying surface, which can make the roof more susceptible to water damage and other problems.
  • Can I pressure wash my tile roof myself? – Yes, you can pressure wash your tile roof yourself. Before using a pressure washer on your home’s exterior, make sure to read all manufacturer instructions carefully and follow all safety precautions.
  • What are some signs that my tile roof needs cleaning? – There are several signs that your tile roof needs cleaning. First and most importantly, if you see any algae, moss, or other growth on your roof, then it’s time to clean it. If that isn’t enough of a sign, then look for discoloration, damage to tiles, or leaks in your ceiling.
  • How much does professional tile roof cleaning cost? – Professional tile roof cleaning can cost anywhere from $0.15 to $0.30 per square foot or $15 to $30 per square. This is a fairly broad range, and you can expect the higher end of the spectrum if your roof is very dirty or has experienced a lot of wear.


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