Halt the formation of rust on bare painted or lightly rusted metal with this interior exterior oil based primer.
Best primer for steel siding.
However you can apply oil paint directly to metal.
You have to know how to paint steel siding the best paint to use and how to prepare it for the paint.
You ll achieve a more uniform finish if you first apply an oil based primer e g rust oleum clean metal primer 8 98 per quart on amazon.
Then apply the primer to the metal siding in even strokes.
Rust oleum s clean metal primer is sold in a half pint container that covers up.
Or you could wash it by hand with tsp or a similar product available at home centers and paint stores and rinse it thoroughly.
The process of repainting pre finished metal siding is a little different than it is for other types of exterior surfaces.
As long as the siding is clean you won t need to use a primer unless raw metal is exposed.
For steel use a latex bonding primer instead of a regular metal paint primer.
Finally since metal is such a good heat absorber avoid.
As with all exterior painting projects proper surface preparation is the key to restoring your metal siding.
The best way to get this siding clean is to power wash it.
An exterior primer is as important as any of the top coats which go on after it.
That s because the best exterior primer not only provides a stable foundation for the layers of paint which are applied after it s been applied to the surface but also prepares the painted surface in numerous ways.
Start at the top of the wall and across the length of the metal siding.
When ready pour the primer into the paint container on the sprayer or pour the primer into the paint tray.