.

Also, how long does paint last on aluminum siding?

Aluminum Siding Overview Strong and durable aluminum siding can last 40 years or more according to the International Association of Certified Home Inspectors, but may require painting every five to 10 years.

can you paint metal trim on House? Choose an exterior gloss paint labeled for use on metal. Some of the best metal paints contain rust-resistant chemicals that will help prevent rust from forming on your trim. If your window trim is unfinished, you'll get the best paint adhesion if you apply primer before painting.

Then, what kind of paint do you use on metal siding?

Painting the Aluminum Exterior acrylic latex paint works best on aluminum siding. Choose a paint recommended for metal. A flat or satin finish paint is ideal for your aluminum siding. A finish with gloss can draw more attention to dents or other blemishes in the siding.

Is it cheaper to paint aluminum siding or replace it?

Your aluminum siding will need to be painted again in a few years to maintain it. Painting is recommended every 4-6 years depending climate and wear and tear. Though painting may seem cost effective, having to repaint over and over really adds up. In the long-run, it'll cost more than installing new vinyl siding.