Power Washing - Ideal for wood, vinyl & metal, this method pushes cold or hot water at extremely high rates, allowing the blast to remove any dirt and debris. Staining/Seal - Ideal for wood siding, helps keep the color of the wood looking fresh and prevents wood rot from occurring. ...
If caught early, pressure washing may do the job, but if you wait too long, chemicals, such as Muriatic acid, will be needed to get rid of the stain. A final problem could be damage to the flashing. Flashing is used in places where there is a transition between brick or stone and ...