You have to determine what kind of metal it is if it s rusty or fresh a can of laquer would be handy metal expands contracts alot so latex is better.
Painting metal flashing with siding paint.
Check the label to be sure it s recommended for metal siding.
Apply the sherwin williams paint and primer to a galvanized roof with a paintbrush or a roller specifically designed for corrugated metal.
Follow this guide to learn how to properly paint siding made from steel and aluminum and give it a facelift.
If crawling around on a metal roof in the hot sun does.
Expect to pay the premium for good paint.
If you did not do a good job of scraping off the old paint or there is chalking that you can t get to come off then you should first paint with a primer.
Over time your metal siding will turn dull and rust.
Before painting galvanized metal such as drip strips around eaves or roof flashing take the following steps so the paint will adhere properly and not peel.
Most experienced painters know the basics of applying paint to wood.
However when it comes to painting metallic surfaces like aluminum flashing there are a few preparation techniques you need to know to make sure the finish will hold up over time.
You can spend a long time trying to remove the rust again and again or you can clean it once and paint over the metal to make it look new protect it and prevent as much rust from building up on the metal surface in the future.
Oil and laquer will heat up and chalk in time.
I paint the iron beams in latex knowing that rust will sometime show through heat will kill color in time.
Go over the metal with a wire brush to remove any oxidation.