Use ammonia cleaners or a solution of one part bleach in four parts water to clean mold and mildew stains.
Good cleaning solution for siding.
It is the simplest method at your disposal.
For tough spots like paint drips tar and pencil and pen marks use a nonabrasive bathtub cleaner or nylon scrub pad.
Mix 70 water and 30 white vinegar to make a good all purpose vinyl siding cleaner.
To mix up a more potent solution combine 1 3 cup of powdered laundry detergent with 2 3 cup powdered household cleaner than add 1 quart of liquid laundry bleach and one gallon of water.
Take an adequate amount of soap and mix it with warm water to make a soapy solution one part soap to ten parts water.
Not only does it fight mold and mildew growth but it works wonders at leaving siding squeaky clean.
If your siding is especially grimy you may want to consider renting a pressure washer to blast the worst of the dirt and gunk off first.
This solution removes less stubborn mold or mildew from the siding.
Normal dishwashing or laundry soap is good enough for cleaning a vinyl siding.
To use any siding cleaning solution begin by rinsing your siding with regular water using your gardening hose.
Rinse the siding with clear water to remove dirt and dust that has accumulated on its surface.
How to wash vinyl siding as a low maintenance building material vinyl is just as easy to wash with a garden hose and a powerful vinyl siding cleaning solution as it is with a pressure washer.
Opt for house siding washes and multi surface outdoor cleaners with inorganic solvents such as water or hydrogen peroxide or soaps containing water soluble surfactants like alkyl sulfates which.