The key to painting aluminum siding is to get it really clean and to use 100 percent acrylic latex paint.
Painting metal flashing with siding 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.
If crawling around on a metal roof in the hot sun does.
Apply the sherwin williams paint and primer to a galvanized roof with a paintbrush or a roller specifically designed for corrugated metal.
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.
Follow this guide to learn how to properly paint siding made from steel and aluminum and give it a facelift.
Over time your metal siding will turn dull and rust.
Oil and laquer will heat up and chalk in time.
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.
Go over the metal with a wire brush to remove any oxidation.
I paint the iron beams in latex knowing that rust will sometime show through heat will kill color in time.
The paint that you choose will depend somewhat on how well you prepared your metal siding to receive the paint and what the surface of it looks like.
Check the label to be sure it s recommended for metal siding.
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.
If painting light to moderately used indoor metal surfaces think wall sconces bed frames or guest room night tables go with water based acrylic paint a cheaper 15 to 40 per gallon.