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3. Roll-Over Wash Systems These machines are popular in full-service car washes, where the vehicle is stationary while the machine rolls over it. Prices for these systems can start around $25,000 and reach up to $100,000 or more, especially for high-capacity models that include multiple washing and drying stages.
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In addition to the PSI, the type of nozzle you use can greatly influence your washing experience. Most pressure washers come with a variety of nozzle tips designed for different cleaning tasks. For vehicle washing, a wide-angle nozzle (often color-coded green or yellow) is perfect, as it creates a broad spray pattern that offers a gentler wash. Avoid using zero-degree nozzles, as these produce a concentrated stream of water that can easily damage the car's exterior.
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2. Water Conservation Surprisingly, using a car spray washer can be more water-efficient than traditional washing methods. A pressure washer typically uses less water to achieve a thorough clean. Many models are designed to provide powerful cleaning with minimal water usage, making them an eco-friendly option.