Whatever the type of siding algae mold and mildew are most likely to form on the north side of a house because it stays shaded and damp.
Mold on bottom of siding.
In short to remove mold from you siding you should scrub the moldy area with your cleaning solution and let it soak for a few minutes before rinsing thoroughly.
Dirt from rain splash up algae lichens mold moss or even smoke or chemical stains have different causes and different preventative measures.
Not all vinyl siding manufacturers recommend pressure washing their products so it s.
It is non toxic to trees and vegetation and will not remove natural color from the siding.
How to remove mold from vinyl siding using a pressure washer on vinyl.
For example cracks or tears in the butt joints are the perfect entryway for all types of fungi along with critters looking for a warm place to stay.
Removing the the wood mold with oxygen bleach.
Window headers are another area where water and mold spores can enter your siding.
Depending on the severity of the mold you may need to repeat the process until the area is free of mold.
Shadows moisture variations that collect or don t collect dust on siding even roof leaks or air leaks through building walls can often be diagnosed by a close look at wall stain patterns discussed here.
The safe and effective way to clean the wood is oxygen bleach.
There are a number of ways mold spores along with moisture can seep under your siding.