By Marcelle Dibrell A recent body of evidence is showing that the health benefits of regular hot tubbing may rival those of regular exercise. Everyone...

Many pool professionals won’t get into a public spa — at least, not before testing the water. Pool pros have enough information about spa chemistry an...

The Science of Spa Water Chemistry: Jets, Heat, and the Carbonate Equilibrium Dynamics In the world of spa water chemistry, a couple of questions some...