How to paint aluminum?

You can use a brush-on oil based paint.

Hello, Choose acrylic or latex paint formulated for use on metal pick a paint labeled “exterior grade”

Valspar make a good paint for this project, fade and weather resistant, non-toxic when dry. Look for Valspar Heavy duty exterior aluminum paint.

Rustoleum makes a paint for this. Check in your local hardware or home improvement store.

Rustoleum

Home Depot

https://www.homedepot.com/s/rustoleum%2520paint?NCNI-5

Menard's

https://www.menards.com/main/search.html?search=rustoleum+paint&sortby=bestMatch&sf_categoryHierarchy=&queryType=allItems&Spec_ProductType_facet=Direct-to-Metal+Paint

Hello,

Rust -oleum or Hammerite

This is a nice article to help you. I am guessing the oil-based would be better. https://www.hunker.com/13412962/how-to-paint-over-anodized-aluminum

I would go with RustOleum.

Hello. I use rustoleum UltraCover on so many of my projects.

I use it indoors and out —-and it comes in quart and pint sizes.

The Painter's Touch general purpose brush on paint offers great coverage. A rich, long-lasting color to help enhance your indoor or outdoor living space. Resists chipping and fading for durability.

• Apply to metal, wood, plaster, masonry and unglazed ceramic
• Covers up to 120 sq. ft.
• Semi-gloss finish
• High quality latex formula goes on smoothly
• Hides better and goes further than other multipurpose paints
• Dries to the touch in 30 minutes
• Cleans up easily with soap and water

Rustoleum sells paint for metal