I'm in So Cal and use my house water with no issues. I only do a panel at a time though so it has no chance to dry. I have a Ram, which has a large hood so sometimes I may do half the hood panel and then dry.
Bought WHEEL WOOLIES 1" boars hair lug brush for 17.99 on 3/28/13. I have used it a dozen times. Today it fell apart. The rubber that holds the hair in place split in half and fell out of handle, half the hair is in handle other have on floor . I paid a lot of money hoping to get a quality...
Bare Bones cleans and protects along with giving shine. My go to. I use Griot's to do my differential area. The Griots product does not clean or protect it just provides temporary concealment of dirt, but it does provide shine.