Check this out!
Dripworks - Hard Water Magnetic Water Conditioning
It's a magnet that apparently removes minerals from your water.
I'm not sure how well it would work mind you, but it's just the kind of idea that would be nice if it did work.:jointsmile:

Later...

But wait, where do the minerals go?
Chronic Chrissy Reviewed by Chronic Chrissy on . Lockout- Hard water, rain water, choices! OK I'm officially back and man do I need help! We moved last year and ran into so many problems with my new setup but ironed most of the kinks out. As usual with a new setup and strain there is a learning curve as you relize mistakes and stabilize the problem. I have narrowed it down and have discoved it to be the water. So I'll tell you everything I know about my water source. It's well water, we live near a large lake that isn't the healthiest, but not biohazardous yet. The pH is at Rating: 5