Control the amount of chlorine in your pool, independent from the pH, with a pool and spa controller from Pi. Suitable for commercial, municipal and community pools and spas, our controllers will ensure your chlorine and pH levels remain measured whilst improving the safety and reducing the costs of your electrical usage. Many customers around the world trust Pi’s high-quality sensors and controllers to safely manage your pool or spa. Contact Pi now for advice and more information on how Pi might be able to enable your processes.