Since 1982, Grid Controls has manufactured flow switches and specialized valves for the spa, rural water-well, water treatment, and aqua culture industries. Headquartered in Los Angeles, California, the company has been providing quality water flow control. Grid Controls is committed in providing quality products and professional service based on integrity and reliability. This is demonstrated by the steps that are taken to ensure that each product is ready and prepared before it leaves the plant. Each product is taken through a rigorous quality control management process to satisfy their customer’s exacting standards. If you're not absolutely satisfied with any of their products, let them know and they will do whatever it takes to make it right.