If you really need to scrape the excess paint or the peeling paint do not use any metal instruments to do so.
How do you clean a metal roof for painting.
To clean a metal roof wait for a dry overcast day and make sure you have a partner to help you for safety reasons.
You ll also need to purchase a primer designed for metal roofs.
Painted metal roofs come with a baked on factory finish and you can re coat these as well as paint bare metal roofing with acrylic latex paint.
If the wire brush fails to do the job then and only then you can use a flat blade putty knife.
Over the course of time painted metal roofs will appear discolored in areas where dirt and grime accumulate.
You can use a wire brush instead.
Painting metal roofing provides you with a number of steps and decisions throughout the process.
We specialize in providing painted galvalume and aluminum for the architecturally driven metal panel industry.
Before you can clean your metal roof you ll need to do a thorough inspection of the roof itself.
You can also use oil based alkyd paint but.
Keep in mind that metal roofs tend to be much more slippery than an asphalt roof and that many aluminum roofs will also dent easily if walked on.
To paint a metal roof you ll need to use an oil based paint if you have a terne metal roof or an acrylic based paint if you have a galvanized metal roof.
Avoid scraping the paint unless you are sure that you won t damage the roof.
If you re not sure what kind of roof you have ask a professional roofer to inspect it before you paint it.
Sheffield metals is a leader in the distribution of coated and bare metal products as well as engineered standing seam metal roof ssmr wall systems.
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.
Therefore it s usually best to clean a metal roof from on top of the house itself.