Try several different cleaners to find which one works best on the particular stain for your siding.
How to get rid of rust stains on vinyl siding.
Remove rust stains from vinyl siding with not much effort at all by using rust aid stain remover give it time to work.
Popular for its longevity and low cost vinyl siding also doesn t require much care.
To remove rust stains on vinyl siding begin by thoroughly wetting a clean sponge or rag.
For a stronger solution mix.
Apply the cleaning paste to the sponge or rag and apply it in a small inconspicuous area first to make sure it s safe.
Rust stains inevitably occur however especially when air conditioning units or certain types of drainage pipes are installed against the siding.
70 water 30 white vinegar makes a great all purpose vinyl siding cleaner that removes light mold and mildew stains.
Just make a paste with the bar keeper s friend there may be other brands but this is the one i use and scrub the area with the rust stain.
Don t use a metal brush on vinyl siding but make sure it has fairly stiff bristles.
Any built up dirt will run off of the vinyl siding within 2 to 3 minutes then just spray fresh water on the siding.
Lemon juice or white vinegar.
Start at the bottom of the stain and work your way to the top.
Fill a bucket with hot water and either add the cleaner to it or have it ready to go.
1 cup warm water.
Moisten the area with water and then scrub it using the cleaning solution.
For regular cleaning use a diluted solution of chlorine bleach and water about 1 in 10 parts.
Ladder for reaching higher rust stains keep vinyl siding rust free.
Some good vinyl sider cleaner solutions include.
Make a thin cleaning paste using bar keeper s friend and clean water.
The rust stains are not real rust but lime deposits.
Bleach is a surface tension inhibitor lubricant.
Since vinyl doesn t rust metals to try to find the source of the rust.
I use a paste of bar keepers friend and a scrubby to remove stains from just about everything.