Car washing topics
You lose the ease of a full-service car wash and the convenience of washing up at home, however. Professional Service Car Wash: There are a lot of great things about using a professional car wash. For one, it's super easy and convenient, of course. A professional car wash also requires less water than using the hose at home; 11 gallons or so for a small car, and 20 gallons or so for a truck or sport utility vehicle. On the other hand, some professional car washes can harm the environment in other ways.