tunnel washing

Hey guys I’m a CSA, I read on other websites that graphene and ceramic have to be done by hand. I’m just wondering if that’s true. If it is then what does the graphene and ceramic do in a car wash tunnel?

Just received a site analysis for a property we have by a car wash manufacturer, for a tunnel build. - Year 1 estimate: High estimate: 65k washes... Low Estimate 50k - Year 2: 88k and 65k - Year 3: 105k and 80k Only fundamentals that lack are key demographics and traffic count: around 30k...

Anticipating several points of view on this question but it is still a question for many. Perhaps it makes sense in some areas with harsh winters, salt, sand etc. but I still continue to avoid if possible. Rinsing the car with High Pressure water at the beginning of the tunnel before the wash...