advancement

Reciprocal Energy
  As I prepare to close the book on another year of WaterShapes, I can't resist a bit of basking in the glow - a warm light radiated by an industry to which I've now dedicated more than 30 years of my life. When I started back in 1986, that light was considerably
Unconventional Plaster?
When I started my career more than 20 years ago, habit and standards dictated that swimming pool plaster should be white. By that time, happily, a handful of suppliers had begun offering colored aggregates, and then products including PebbleTec began expanding the palette to a point where about a dozen colors were available, give or take a few. These were shades of blue, mostly, ranging through to grays and darker grays. Then, about ten years ago,