aggressive
Picture this: You've just completed the installation of a beautiful new swimming pool - a real step up for the home and its backyard. The clients had their hearts set on its dark-gray interior finish: They'd heard it would help warm the water on sunny days, and they liked the thought that the pool would look more like a beautiful lagoon than a pale swimming hole. The plaster crew
Decades ago, people in the pool industry started becoming aware that there was more to pool maintenance than just adding sanitizers to the water (to kill algae and bacteria) and filtering it (to help keep it crystal clear). Gradually, we learned that even properly sanitized and filtered pool water could become unbalanced. Further, we figured out that unbalanced water could be either scale-forming, in which case a layer of