Pressure washers can be a little tricky to operate. For unpainted stucco adjust the spray pattern to a wide spray. Start on an out-of-the-way part of the building to get the hang of using it.

Pressure wash the stucco at a pressure of between 1,200 to 1,500 psi using a wide spray pattern to avoid damaging it. Let the stucco dry a day or two after pressure washing.

How can I clean the exterior stucco on my house without damaging it? To keep stucco attractive for many years, it is important to provide routine maintenance to the exterior of your home. Periodic ...