The product can be bought a local wal mart.
How to remove mulch stains from vinyl siding.
Use ammonia cleaners or a solution of one part bleach in four parts water to clean mold and mildew stains.
Vinyl looks to be in okay shape i just prefer wood.
Could see the old clapboard of some sort along with some plain styrofoam and tin foil like insulation.
The stains come from a weird clear looking fungus that grows on mulch.
And so i want to remove the vinyl.
Add a fresh layer of mulch.
Use big pieces of pine bark or other bark mulch which are a less hospitable place for the fungus.
Peroxide hydrogen peroxide has also been said to work especially at higher strengths.
I just bought a 1940 house that had vinyl siding installed about 20 25 years ago.
Don t use paint thinner nail polish remover spot removers paint remover straight chlorine bleach or furniture cleaner on vinyl.
Mix 3 4 cup of oxalic acid granules and 1 gallon of hot water.
Apply the mixture to the stain and let it set for 5 minutes.
I peeled back a corner piece yesterday and peeked inside.
Plant a low maintenance groundcover in the area instead of using mulch.
Replace wood mulch with landscape fabric and small stones.
This will buy you a year before the fungus reaches to the top of the new mulch.
The artillery fungus grows in wet times of the year on mulch and looks kinda like clear water and whitish strings.
However never mix ammonia and bleach rinse thoroughly while the siding is still wet.
Put on rubber gloves.
The best way to get rid of the stains is to prevent them.
If you have mud stains on vinyl siding try cleaning it with bar keepers friend.
Scrub the wood stain from the vinyl siding with a soft sponge.
Just mix the powder with a little water and use a soft brush then rinse.
The vinyl siding institute yes there really is such an organization offers some helpful and specific tips for dealing with stubborn moldy spots on your siding.
Store bought cleaners such as windex will usually do the job for these kinds of spots but if you want to make your own chemical free solution you can use a natural mixture of vinegar and water.