Apply the primer to the corrugated metal using your roller.
Painting corrugated steel roof panel.
If this rust is light it.
Another mistake is to forget or ignore using a sealant before the application of the metal paint.
Not using a sealant.
Repair if you find any spots that have rusted you ll need to sand them down with a handheld electric sander.
Newly installed metal roofs should be allowed to weather for at least 6 months before you apply paint.
The panels may have accumulated white rust that will need to be removed before painting.
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.
Prep pick a nice partially cloudy day with no chance of rain to start off this project.
This may be done by using the steps below.
Materials that you will need.
You ll need to be outside.
One coat of paint will cover the panels.
Get free shipping on qualified corrugated panel roof panels or buy online pick up in store today in the building materials department.
Using a primer and finish paint is recommended for best results.
The first trick to corrugated metal roof is to not paint a dirty metal roof.
Allow the primer to dry the manufacturer s recommended drying time before continuing.
Step 2 maintain the roof.
Water resistant metal roofing paint for example can be of great value if you live in a rainy area.
You ll also need to purchase a primer designed for metal roofs.
Clean up drips with a paintbrush and use less paint going forward.
Coat the front of the metal working back and forth in long lean strokes.
Before applying a new coat of paint you need to get rid of any oil debris and dirt buildup that already exists.
Use a power washer or brush with a mild cleaner to remove grime and debris.
If the paint drips down the panel you re using too much.
If you re not sure what kind of roof you have ask a professional roofer to inspect it before you paint it.
This is why when you are considering painting your metal roofing it makes sense to go for specific paints for the metal roof.