Use three parts warm water to one part bleach.
Bleach to water ratio for vinyl siding.
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.
Rinse with a hose or buckets of water.
Pre wet the surface to be cleaned with water.
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.
Oxygen bleach is completely safe for all composite decking vinyl siding fiber cement siding and outdoor furniture of all types.
Rinse the treated area thoroughly.
This tough as nails siding responds well to cleaning with clorox bleach provided it is properly diluted with water 5 1 applied and scrubbed in 10 12 foot sections and rinsed extremely well.
Reapply as needed to keep the surface wet for 5 minutes.
For larger jobs use 1 cups bleach added to 2 gallons of water.
Start pressure washing your house from the bottom up in small sections using a side to side motion and steady pace to prevent streaking.
Although the vinyl siding is very tough bleach is highly corrosive and may damage the siding if not thoroughly rinsed immediately.
Pour cup of clorox regular bleach 2 with cloromax into 1 gallon of water in a plastic bucket or container.
And in order to protect landscaping around the house wet or cover these plants prior to application.
One quart of household bleach to one gallon of water is ideal but you should weaken it even more if possible.
An upward spray can force water behind vinyl siding causing more problems for you as mold and mildew could grow in these wet spots.
Apply the bleach and water solution to the surface with a scrub brush.