Isolate the piece of siding you need to remove and find its outermost edge on either side.
How to remove paint from a piece of aluminum siding.
If you cannot cut through the aluminum with a utility knife and strength you can use a screwdriver and hammer to get the line started.
Slide the separating tool underneath the bottom edge of the siding piece that is directly above the piece.
You need your utility knife a piece of aluminum siding a household cleaner and a silicone sealant.
Draw a square around the damaged siding.
You will use the utility knife to cut or score two vertical lines on either side of the damaged part of the siding.
Rubbing alcohol is a mild solvent that will loosen and soften very old latex paint spots from aluminum siding.
You can remove a piece of aluminum siding and patch in a new one when it s so badly damaged that it s beyond repair.
Check the label to be sure it s recommended for metal siding.
Using a metal clothes hanger or other small hooks dig into the end of one of the pieces of siding which will allow you to pull it off.
Locate the area of your aluminum siding that is damaged.
Take the razor blade to any remaining paint left on the aluminum siding.
A heaping tablespoonful of tsp added to a quart of water effectively cleans many stains.
A razor blade can remove the rest of the paint if the last two steps do not complete the job.
The best way to get this siding clean is to power wash it.
Step 3 test the detergent on a hidden corner of the siding to make sure it doesn t remove the finish.
Or you could wash it by hand with tsp or a similar product available at home centers and paint stores and rinse it thoroughly.
To use it soak a sponge in rubbing alcohol and hold it over the paint stain for several minutes.
There s still more preparation to address before painting aluminum siding.
Remove the sponge and scrub the paint spots up with a soft bristled scrubbing brush.
Rub a generous coat of the soyclean paint stripper on the aluminum siding.
The factory paint applied to aluminum siding is usually designed to chalk or gradually wear away.
The key to painting aluminum siding is to get it really clean and to use 100 percent acrylic latex paint.
Expect to pay the premium for good paint.
Then use a regular hose to remove the paint and stripper from the aluminum siding.
You need to scrape off peeling and flaking paint and then chisel out any old caulk lines and apply new ones.