How to clean tile roof

How to clean a tile roof

The Australian climate is conducive to algae, mould, mildew, and moss growth on different structures made of glass, wood, siding, and roofing with concrete tiles. These environmental pathogens make the tile roof appear dirty. 

Research shows that moss, algae, mould, and mildew do not grow directly on the tile. These pathogens grow on the accumulated dirt and other organic materials present on the tile. Increased heat, light, and moisture levels create a favorable environment for pathogens’ growth. 

When these pathogens form and grow on your tile roof, it is crucial to seek a roof cleaning service to remove them from the surface of your tile. Experts recommend avoiding the use of alkaline solutions, strong acids, and oxidizers to prevent damages. Today’s article will give you a list of different methods you can use to clean your tile roof. Read on! 

How to Clean Tile Roof? 

Homeowners and commercial property owners use different methods to pressure clean the roof surface to remove dirt, dust, algae, mould, and mildew. Choosing the right approach is essential, and it depends on whether your tile roof is colour-thru or slurry-coated. In some applications, the cleaning staff adjusts the pressure to 1,200 psi. 

If you use a pressure cleaner, make sure the nozzle’s tip is two feet away from the tile. The limited distance and pressure from the tile prevent damage to the roof’s surface. We recommend hiring a skilled professional with years of experience to get the job done adequately. Here are a few methods to clean your tile roof repairs brighton. Keep reading! 

Pressure Cleaning 

Pressure cleaning is the most widely used method for tiled roofs in Australia. Modern pressure cleaners have induction systems that deliver a 10% solution of water and chlorine. The purpose is to remove the algae, moss, and mildew efficiently and quickly. Make sure you use the recommended pressure or hire a professional to avoid damages. 

Use Alkyd Primer

Coating the roof tile after pressure cleaning is an excellent way to improve its condition and prevent damages in the future. We recommend priming the roof with a clear alkyd primer. Make sure you follow the manufacturer’s instructions for application and curing. That way, you can prevent damages and get the job done efficiently and quickly. 


Painting allows you to change the colour of your roof. If you want to paint your tile roof, make sure you use high-quality and 100% pure acrylic paint. Before starting the process, clean and prime the surface and allow it to dry. A professional painting contractor can help you save time and money by completing the project quickly and efficiently. 

Final Words

Environmental variables like your house location, direction to the sun, trees’ quantity, lakes and canals in the area, and harsh weather conditions lead to the growth of pathogens like mould, mildew, algae, and moss on your tile roof. 

These pathogens can create problems for homeowners, meaning if you fail to remove them on time, they will damage your roof. Sometimes, the roof is irreparable, and you have to replace it. Remember, this can break the bank if you are on a budget. 

That’s why you must hire a professional contractor to clean your tile roof. That way, you can improve its structure and function and increase your home’s resale value. Follow the tips and tricks given above to achieve your goals.





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