self serve vacuum
1. PSI and GPM Ratings Look for models with a PSI (pounds per square inch) rating between 1200-2000 for safe and effective car washing. A higher PSI might be too aggressive and could damage the paint. The GPM (gallons per minute) indicates how much water the unit can deliver; a higher GPM leads to better cleaning efficiency.
home car pressure washer

Another notable brand is PDQ Manufacturing, known for its commitment to advanced technology. PDQ is celebrated for its touchless car wash systems, which use high-pressure water jets and specialized cleaning agents to remove dirt and grime without any physical contact. This approach not only provides a thorough clean but also minimizes the risk of scratches and paint damage, thus appealing to car owners who value the longevity of their vehicle's appearance.
car washing machine brand
