On 10/01/2014 14:10, Nancy Young wrote:

> I've seen what affect hard water has in a dishwasher, and how
> easily it was corrected by using the Finish or Cascade pods,
> doesn't seem like water softener would be necessary.

It's not necessary strictly speaking because there are tablets that
contain salt and rinse aid. However, the environmentally friendly
tablets that I prefer require separate salt to be used.