Tag Archives: Green Water

Calcium Hardness–It’s Not About Your Bones

In the last post, one of the questions I asked the spa tech with a sludge-like spa water nightmare was “What is your calcium hardness reading?” A proper test kit should contain a calcium hardness test mechanism.  Calcium hardness tests were once just for swimming pools–but we’ve discovered that it is also important for your backyard hot tub. TheContinue reading “Calcium Hardness–It’s Not About Your Bones”

Spa’s Sludgy Green Water and Halitosis Is Bad for Spa Tech’s Job.

If you’re a pool or spa dude, there’s nothing sexier than asking, “What’s your spa’s TDS?” It’ll rope ‘em in every time. I mean, talk about an ice-breaker! (How do you think I met my wife?)