Not all vinyl siding manufacturers recommend pressure washing their products so it s.
How to remove mold or alge from siding.
This removes any residual soap residue and prevents the siding from remaining damp after cleaning a condition that could result in further algae growth.
How to remove mold from vinyl siding using a pressure washer on vinyl.
Mildew and algae on vinyl and wood use a solution made of oxygen bleach not chlorine bleach mixed with water.
Bleach has long been the go to cleaner for mold because chlorine kills mold on contact.
Choose a cleaning solution that is appropriate for the type of growth you have on your siding.
Less volatile than chlorine it removes mildew on and below the surface as well as algae dirt and oxidized paint but won t harm plants or clothing.
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.
Oxygen bleach hydrogen peroxide.
Step 7 use an oxygen based bleach to treat any algae stains that remain after washing.
Set the nozzle on medium force and begin at the top spraying the water down.
Stains on wood cleanse with mild detergent mixed with water.
Chlorine can also damage foliage and stain clothing.
Instead of putting dangerous.
If you wash the house when the siding doesn t yet have mold or mildew growth you might be able to accomplish it using a garden spray attachment to your garden hose.
Test a small area.
Water stains remove with a mild detergent and water.
Dry each section of siding well with a clean cloth after washing it.
Apply some elbow grease.
Avoid spraying the water from the ground up as large amounts of water may seep behind the siding causing damage.