Pressure Washing Fundamentals is an approximately two-hour online, self-paced course for anyone considering starting or expanding a pressure washing business—or purchasing equipment for facility maintenance. Learn how to match a pressure washing system to your customers, cleaning applications, budget, and future goals. The course explores cold-water, hot-water, soft-wash, and mobile systems; PSI and GPM; pumps and drive systems; nozzles, surface cleaners, hoses, and other accessories. You will also learn how to identify potential services, evaluate equipment options, ask suppliers better questions, and avoid purchasing a system that does not fit the work you plan to perform. Course level: Foundational Certification: Professional-development foundation course; no certification exam required.