This is why when you are considering painting your metal roofing it makes sense to go for specific paints for the metal roof.
Painting corrugated steel roof panel.
Clean up drips with a paintbrush and use less paint going forward.
Using a primer and finish paint is recommended for best results.
Step 1 clean the roof.
Newly installed metal roofs should be allowed to weather for at least 6 months before you apply paint.
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Prep pick a nice partially cloudy day with no chance of rain to start off this project.
You ll also need to purchase a primer designed for metal roofs.
Materials that you will need.
One coat of paint will cover the panels.
You ll need to be outside.
Not using a sealant.
Another mistake is to forget or ignore using a sealant before the application of the metal paint.
The first trick to corrugated metal roof is to not paint a dirty metal roof.
Apply the primer to the corrugated metal using your roller.
This may be done by using the steps below.
Allow the primer to dry the manufacturer s recommended drying time before continuing.
Use a power washer or brush with a mild cleaner to remove grime and debris.
Before applying a new coat of paint you need to get rid of any oil debris and dirt buildup that already exists.
If the paint drips down the panel you re using too much.
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.
Painting a galvanized steel panel roof is not all that different from painting other metal objects but you must ensure that the surface is perfectly clean before beginning the application process.
Step 2 maintain the roof.
As long as you prepare the surface of your roof correctly choose the right primers paints and sealants and apply your products correctly painting your metal roof can extend its life and help make your home more energy efficient.
The panels may have accumulated white rust that will need to be removed before painting.
If this rust is light it.
Coat the front of the metal working back and forth in long lean strokes.