A solvent based primer that is specifically for metal and will help prevent rust is usually the best way to go for this especially in areas that come into contact with rain or other moisture.
Best primer for metal siding.
Halt the formation of rust on bare painted or lightly rusted metal with this interior exterior oil based primer.
As long as the siding is clean you won t need to use a primer unless raw metal is exposed.
Look here for tips on choosing the best paint for aluminum siding.
Start at the top of the wall and across the length of the metal siding.
Prep aluminum siding well before using paint or primer.
Finally since metal is such a good heat absorber avoid.
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 homeowners hated the look but the metal was still in decent shape and they didn t want the expense of re siding the entire house.
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.
Let the primer dry for at least 1 2 days before applying the acrylic paint to the metal siding.
The best way to get this siding clean is to power wash it.
Rust oleum s clean metal primer is sold in a half pint container that covers up.
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.
Step 4 letting dry and cleaning equipment.
After the primer has been applied and allowed to dry then it is time to paint.
The aluminum siding was a shade of beige that had aged into a dull mustard tone and the trim was a rust colored reddish brown.
Painting aluminum siding is best with oil based paint and a good acrylic metal primer.
An exterior primer is as important as any of the top coats which go on after it.