Do not use harsh or abrasive detergents.
How to remove oxidation from metal garage door.
Lightly sand or buff the imperfections be careful not to expose bare metal.
Exterior surfaces can take up to a full day to dry.
Rinse until water sheets off of the door and no bubbles remain.
A pressure washer loaded with a gentle cleaning solution should do the trick.
The garage doors are structually in great shape but there is a thin film of chaulky oxidation on the outside doors.
Rinse well and let dry.
Work the ketchup around the door focusing in on the rusted spots and allow it to sit for 10 minutes before wiping it clean.
Using a clean bucket mix a small amount of dish soap or car wash soap preferred with water with a soft sponge or cloth apply the soap to the door in a circular motion rinse off with garden hose for steel or fiberglass doors apply a light coat of spray car wax.
Dawn tide and warm water.
Place an old towel large rag or layer of newspaper at the bottom of the door to catch drips from the cleaning solution.
Jim mc namara 2003 06 24 18 34 20 utc.
Spray your door with water and then squirt it with ketchup.
If the garage door was installed in the past 2 years then you will want to be sure you remove any wax remaining on the door from the factory.
Roughen the surface of the metal garage door with a hand sander and medium grit sandpaper.
Does anyone not of a mixture that can be sprayed on to remove the oxidation without harming the factory paint.
Remove all chalk and oxidation wiping with a rag if necessary.
To remove any remaining wax use steel wool or synthetic steel wool equal to 000 soaked in soapy water.
Step 3 spray the surface of the metal door with the soapy mixture or tsp.
This can damage the painted surface of the door or the seals.
Sand the entire door not just the oxidized areas to help the primer stick to the door.
Wash both the interior and exterior using a sponge cloth and or soft brush.
Begin at the top of the door and allow the spray to run down the door.
Ketchup helps oxidizes rust and tarnish eating through them so that the underneath metal looks new again.
Wash the door surfaces and windows of your garage with a mild liquid soap such as a car washing soap or dish washing soap and water.