Quote Originally Posted by ladywhipple02 View Post
I have used both. Here's my experience: When I used city water or well water to spritz the cages---I used this for my geckos, too---there was a nice film of minerals left on the side of the glass/plastic when it dried (this stuff was NO fun to clean off, either). When I bought a gallon of distilled water to use, the sides stayed cleaner.

I prefer to use distilled water. It's cheap, it's clean, and I feel better knowing that my critters aren't ingesting that stuff that got stuck to the sides of their cages. But that's me
Quoted from the other water thread