What You Need To Know About Cleaning A Roof

Roofs are often overlooked when it comes to cleaning and maintenance, but it’s an essential task that can help prolong the life of your roof and prevent damage. In this blog post, we will cover everything you need to know about cleaning a roof, including why it’s important, the different types of roofs, and the best cleaning methods.

Why cleaning your roof is important

Cleaning your roof is crucial because it helps to remove debris, algae, moss, and other substances that can damage your roof over time. When left unchecked, these substances can cause the shingles to deteriorate and eventually lead to leaks and other costly damages. Regular cleaning can also improve the overall appearance of your home and enhance its curb appeal.

Different types of roofs

There are several types of roofs, each requiring different cleaning methods. Here are some of the most common types of roofs and how to clean them:

  1. Asphalt shingle roof – This is the most popular type of roof and can be cleaned using a mixture of bleach and water or a specialised roof cleaning solution. A pressure washer can also be used, but it should be used carefully to avoid damaging the shingles.
  2. Metal roof – Metal roofs are typically easy to clean and can be washed using a pressure washer or a specialised roof cleaning solution. However, it’s important to avoid using harsh chemicals or abrasives that can damage the finish.
  3. Tile roof – Tile roofs can be fragile, so it’s important to be gentle when cleaning them. A soft-bristled brush and a mild detergent can be used to remove dirt and debris. Avoid using a pressure washer as the force of the water can damage the tiles.
  4. Wood shake roof – Wood shake roofs require a bit more maintenance than other types of roofs. They can be cleaned using a soft-bristled brush and a solution of water and oxygen bleach. Avoid using a pressure washer as it can damage the shingles.

The best cleaning methods

Now that you know how to clean each type of roof, here are some general cleaning methods to keep in mind:

  1. Safety first – Cleaning a roof can be dangerous, so it’s important to take safety precautions. Use a safety harness and make sure to wear slip-resistant shoes.
  2. Start at the top – When cleaning a roof, start at the top and work your way down. This will prevent dirty water from running down onto areas that have already been cleaned.
  3. Use the right tools – Depending on the type of roof, you may need a pressure washer, a soft-bristled brush, or a specialised cleaning solution. Make sure to use the right tools for the job.
  4. Hire a professional – If you’re uncomfortable with the idea of cleaning your own roof or if your roof requires specialised cleaning methods, it’s best to hire a professional.


Cleaning your roof is an important task that can help prevent damage and prolong the life of your roof. With the right tools and methods, cleaning your roof can be a manageable task that can improve the overall appearance of your home. However, it’s important to take safety precautions and to use the right cleaning methods for your specific type of roof.