 Understand upcoming regulations and be on the forefront of breaking trucking news. Sign up today at FleetOwner.com. Hey guys, this is JP and my son Nick. What's up everybody? From North American Exterior Cleaning. Here to break down as briefly as I can the differences between a power wash and a soft wash. A power wash is more of a high-pressured wash with hot or cold water, with or without soaps or detergents.