Remove all chalk and oxidation wiping with a rag if necessary.
Garage door stain cleaner.
For steel or fiberglass doors apply a light coat of spray car wax.
Let it dry to a powder a process that can take eight hours or longer.
Beyond the stain s perimeter.
Do not use harsh or abrasive detergents.
Rinse off with garden hose.
Do this on all of the vinyl wood or steel surfaces.
2 try cleaning strength vinegar.
You can refresh the color by washing the wood garage door down with wood cleaner and recoating.
Wash vinyl or other synthetic garage doors with a soft cloth and appropriate cleaner.
How the door looks clean and wet is how the door will look coated.
Thoroughly rinse the door with a hose then dry with a microfiber cloth.
The first step in cleaning the garage door is to brush it.
Wash both the interior and exterior using a sponge cloth and or soft brush.
To remove oil spots make sure the concrete is dry and trowel on the pour n restore garage floor cleaner product 1 in.
Move the brush in small circles to free caked on dirt bird droppings and dust.
Patch any small holes with wood filler lightly sand and then paint or stain as required.
Some people said mild dish detergent.
Once the oil based stain has dried you have the option of going over it with an exterior varnish or polyurethane giving the door a glossy finish.
White tire cleaner was suggested for cleaning the white rubber strips around the doors.
Using a clean bucket mix a small amount of dish soap or car wash soap preferred with water.
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.
A non toxic biodegradable cleaner such as simple green will work as well.
1 start with a clean garage door.
With a soft sponge or cloth apply the soap to the door in a circular motion.
Never add bleach to your cleaning solution.
Using a spray bottle saturate the stain and allow it to sit for 15 minutes.
This can help make it easier to remove difficult stains.
There were lots of suggestions but no clear winner.
Once you have soap in hand grab a bucket and mix one cup of the liquid soap with two gallons of water.
Cleaning strength vinegar is slightly more acidic than the vinegar used for cooking.
Rinse until water sheets off of the door and no bubbles remain.
Typically this is the best ratio for attacking common garage door dirt and grime.
Remember to clean in a uniform manner no swirls diagonal lines.
Lots of other suggested cleaners included bleach.
Use a handheld triangular shaped brush with medium firm bristles.
I made an executive decision to use cleaning supplies that i had at home instead of driving to a store to purchase something new.
Before you begin thoroughly scrub your garage door with a mild detergent and warm water.
Clean the garage door with ez prep cleaner and water.
Brush down any cobwebs on the inside of the garage doors and wipe with a soft dry cloth.
Pour n restore which combines a citrus degreaser with a non leaching absorbent is one option.
Don t use a pressure washer.