Introduction Many common surfaces, including roofs, walls, driveways, decks, car parks, warehouses, paths, and pool areas, can be pressure cleaned safely when you match the right method to the material and condition. Suitability depends on factors like the surface’s hardness, any coatings or sealers, and using appropriate water pressure, PSI ranges, or alternatives like soft washing to avoid damage. This guide covers these surfaces at a high level,...