Rinse the treated area thoroughly.
Bleach to water ratio for vinyl siding.
Reapply as needed to keep the surface wet for 5 minutes.
An upward spray can force water behind vinyl siding causing more problems for you as mold and mildew could grow in these wet spots.
Although the vinyl siding is very tough bleach is highly corrosive and may damage the siding if not thoroughly rinsed immediately.
Use three parts warm water to one part bleach.
Let surfaces air dry.
Start pressure washing your house from the bottom up in small sections using a side to side motion and steady pace to prevent streaking.
Pre wet the surface to be cleaned with water.
Apply the bleach and water solution to the surface with a scrub brush.
Re water any nearby plants that may be getting run off.
For a stronger solution mix together one third cup powdered laundry detergent two thirds cup powdered household cleaner one quart liquid laundry bleach and one gallon of water.
The more the chemist told me about this magical product the more.
One quart of household bleach to one gallon of water is ideal but you should weaken it even more if possible.
And in order to protect landscaping around the house wet or cover these plants prior to application.
You can also use bleach to kill mold and mildew on your vinyl siding but make sure you water it down to the right concentration.
Fill a clean empty garden sprayer with a chlorine bleach and water mixture.
Oxygen bleach is completely safe for all composite decking vinyl siding fiber cement siding and outdoor furniture of all types.
For larger jobs use 1 cups bleach added to 2 gallons of water.