Check around areas such as chimneys air conditioners and oil condensers because they can expose your roof to chemicals that may corrode the metal or affect the paint.
How do you clean a metal roof.
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Some standing seam roofs may also have sharp edges particularly if a seam has bent or moved over time.
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Over the course of time painted metal roofs will appear discolored in areas where dirt and grime accumulate.
Long term exposure to the sun also creates a chalking effect where the metal appears lightened in color when compared to other areas of the roof.
There are several means available for cleaning the metal roofing like pressure washers and wire brushes.
When you re ready to get started spray your roof using a garden hose with a spray nozzle attachment starting at the top of the roof and blasting downward so the dirty water runs off the sides.
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Cleaning becomes all the more important for the houses with metal roofing that lies in an area susceptible to mold and mildew.
To clean a metal roof wait for a dry overcast day and make sure you have a partner to help you for safety reasons.
Before you can clean your metal roof you ll need to do a thorough inspection of the roof itself.
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This is because metal roofs may harbor some areas of corrosion and this corrosion may weaken the roof making it more hazardous to walk on.