The Water Quality Association (WQA) is an Illinois-based trade association representing the residential, commercial, industrial, and small community water treatment industry in the United States.[1][2] It has more than 2,500 members consisting of both manufacturers as well as dealers/distributors of equipment.[3]
Topics related to the Water Quality Association are the following, but not limited to:
Drinking water, Water quality, Point of use, Water filter, Adsorption, Water softening, Ion exchange, Reverse osmosis, Distillation, Hard water