Prices of your Residential and Commercial Pressure Washing, Roof Cleaning, External CleaningServices, Professional Pressure Washing Price in Florida. Ever wonder what the average pricing is for pressure washing and/or roof cleaning projects? We want our potential customers to be informed. Below are a series of graphs that will give you an Idea of the national average cost for pressure washing and roof cleaning projects. If you'd like to see your area's pressure washing and/or roof cleaning average cost, click the following link:https://www.fullforcepressurewashing.com/