Oxygen bleach is a much less caustic form of bleach that also rids siding of mold and mildew.
Bleach solution for mold on siding.
If this is the first time cleaning vinyl siding with bleach water you might want to try a small section to test how long you will need to leave the solution on the siding before rinsing.
If the mold is still hanging on it s time to bring out the borax which is an alkaline mineral salt cleaner that s safer to use than bleach.
There are some commercial mold and mildew cleaners on the market but in my experience the easiest and best mold and mildew cleaner for vinyl siding is a bleach based solution.
This bleach free wet and forget formula harnesses the power of ammonium chloride to eliminate mold mildew moss and algae from vinyl siding and virtually any outdoor surface without harming.
Homemade mold cleaner for siding.
Set your pump sprayer s nozzle to a wide pattern and evenly spray the bleach water solution onto the wet vinyl siding.
Combine equal parts vinegar and warm water in a spray bottle and spritz this solution on the mold.
This will protect plants from any possible damage to the greenery from bleach runoff.
It does not damage plants when spraying either and is safe to add around landscaping.
Depending on the size of the area you want to clean you ll need a larger quantity of the solution.
Our homemade mold cleaner for vinyl siding does the job without much scrubbing.
Cover them with plastic sheeting for further protection.
I find that ten minutes is just right.
Water any grass plants flowers or other foliage surrounding your cedar siding.
Wearing your rubber gloves.
Step 1 wet down surrounding plants and landscaping with plain water.
Bleach is commonly used to clean dirty siding and is especially effective at remove mold mildew and algae from the surface.
Let the solution dry for one hour then wipe down the surface with a moistened cloth followed by a dry towel.