Mix one part bleach with one part water.
Removing oxidation from aluminum siding.
How to do oxidation removal from siding step 1.
These are simply sprayed or rubbed onto the surface of the aluminum and then buffed up using a clean cloth.
Rub a generous coat of the soyclean paint stripper on the aluminum siding.
Rinse the stained area with a hose to remove large pieces of dirt and debris.
If the oxidation is mild and light then you should be able to use an oxidation removal product without acid.
A razor blade can remove the rest of the paint if the last two steps do not complete the job.
Mix 3 cups of liquid trisodium phosphate tsp cleaner and 3 gallons of water in a large bucket.
Scrub from the top to the bottom in six.
This can be purchased in sprayable or paste solutions which are very easy to apply.
Spray the siding down with a garden hose.
Start at the top and spray downward.
Take the razor blade to any remaining paint left on the aluminum siding.
Dip a sponge into the solution and apply it to the stain.