Expect to pay the premium for good paint.
How to paint chalky aluminum siding.
If vertical paint up to down.
The best way to get this siding clean is to power wash it.
This oxidation that occurs on aluminum siding results in the build up of a chalk like substance on the siding itself which can easily be seen by wiping your hand across the aluminum.
Check the label to be sure it s recommended for metal siding.
Apply one coat of acrylic primer.
Once everything is clean and dry you re ready to apply your primer.
Paint aluminum siding with acrylic.
Or you could wash it by hand with tsp or a similar product available at home centers and paint stores and rinse it thoroughly.
Use it on the siding and you may find that using this sands down to the bare metal which would be the ultimate prep job.
To test the dryness of your paint touch the siding with your finger in an inconspicuous area.
All of the chalkiness must be washed and scrubbed off and any flaking paint removed.
This substance if not removed will affect how well the paint can adhere to the siding.
Here s where a lot of people make a mistake.
After your siding dries.
The key to painting aluminum siding is to get it really clean and to use 100 percent acrylic latex paint.
Then follow up by two coats of acrylic topcoat paint.
If you have put latex paint over the aluminum in the past and it is peeling or flaking you will need to scrape the peeling paint away before applying new paint.
However you may find this too time consuming so cleaning with a pressure washer will likely work well enough to get ready to paint.
In a nutshell you need to start with a clean palette.
Sand down the siding with 150 grit sandpaper before you apply the primer or the paint.
Have you ever wondered if you can paint aluminum siding.
The key to painting aluminum siding is preparation and priming.
As a rule of thumb paint takes two hours to dry.
This ensures even coats and will prevent you from missing any spots.
If your siding is horizontal paint left to right.