It doesn’t matter if it’s roof washing, wood deck sealing, or pressure washing, Potomac has a reliable companion in the power washing business. We give quality results with our professional technicians because of the process we believe in. Many companies just want to get the job done fast, but we want to get the job done right. We use only the needed pressure and temperature required for each job insuring that no matter what service we are providing you with it will be exceptional in every way.