Yep, the video (or possibly the follow up video? don't remember) goes into this. I'm in a very hard water area, so we fill it, but you're right, it should depend on hardness.
Which incidentally, is another reason tablets suck.
Yep, the video (or possibly the follow up video? don't remember) goes into this. I'm in a very hard water area, so we fill it, but you're right, it should depend on hardness.
Which incidentally, is another reason tablets suck.