This will be very effective at removing any and all substances stuck to the metal.
Repainting metal awning.
Sand the awning until the metal is shiny and smooth.
To do this the best tool you can use is a pressure washer.
If possible detach awning from home.
This will usually require 2 3 people and it may be not feasible for every home.
Apply an oil based primer many people get a latex primer because it dries faster.
Spray the awning with a thin coat of paint in long even strokes.
The acrylic paint helps to preserve the shiny look of your aluminum awnings.
Hold your spray can paint about 10 to 14 inches from the awning.
Ospho metal treatment or acetone we recommend ospho metal treatment spray metal primer.
However these often contain ammonia.
Brush off any remaining debris from the sanding.
If will cause some white flaking to appear and gas.
To prep metal for paint adhesion you must first clean it with soap and water remove light rust with a wire brush sand it with fine grain sandpaper and then in most cases prime.
Clean awning we have a detailed guide above that lists the entire process step by step.
Unfortunately aluminum and ammonia have a chemical reaction which is corrosive to the metal.
The first thing that you will need to do is to completely clean your awning this means removing dirt grime oil and all remaining paint from previous paint jobs.
Clear coat step 1.
When the awning is taken down it can be laid on the ground or another flat surface.
Sand off any areas on your awning that are flaky or feel rough to the touch after the awning is completely dry.