Another AZ guy here... My advice is to not do the hose rinse because of our extremely hard water. You will get water spots from drips from mirrors, trunk, door weep holes. Use distilled water with...
I think I'm going to try this route. Ultimately, it will be much cheaper and more convenient. My concern was with marring the finish, but apparently the polymers in the ONR help prevent that.
Having just purchased my first black car, I am becoming all too acquainted with the water spotting that comes from hard water. I'm in AZ and zerowater.com says that my TDS is 656 which is off the...
I have recently bought a car for the first time that is black. I would appreciate any advice from those who have struggled to keep a black car looking freshly detailed.