It appears to make mildew vanish but on porous surfaces such as wood or vinyl siding chlorine evaporates too quickly to get to the fungi s roots guaranteeing regrowth.
Best way to remove algae from vinyl siding.
Chlorine can also damage foliage and stain clothing.
Water stains remove with a mild detergent and water.
Mildew and algae on vinyl and wood use a solution made of oxygen bleach not chlorine bleach mixed with water.
Take care to get as little soap as possible beneath the siding.
Trisodiium phosphate per two gallons of water.
Step 5 rinse the cleaned sections of siding with a garden hose as you go to prevent the soap from drying on the vinyl.
Refer to the label on the trisodium phosphate for specific mixing instructions.
Choose a cleaning solution that is appropriate for the type of growth you have on your siding.
Test a small area of the green stains to be sure that the tsp solution will remove the stains.
If it does not mix a solution of one part chlorine bleach to four parts water to clean the siding.
Step 2 dip a long handled soft bristled scrub brush into the cleaning solution.
Hard stubborn mildew or algae is tough to remove with only pressure washing.
Oxygen bleach hydrogen peroxide.
A chemical solution is necessary.
Once you know how to remove green algae from vinyl siding and help to prevent it from returning you can move on to other interior and exterior spring cleaning projects including pressure washing exterior surfaces such as your driveway deck or sidewalks using these tips from the experts at window genie.
According to the vinyl siding institute the best way is to use a soft cloth or an ordinary long handled soft bristle brush.
On top of that you need a vinyl siding cleaner that fits with your pressure washer and does the cleaning with ease.
Use a brush to scrub the algae from the surface of the vinyl siding.
A pressure washer will definitely give a better point in cleaning.
Spray the siding with water from the garden hose to remove loose dirt and debris.
Generally use lb.