Service Deionization (SDI) from Evoqua is a safe and economical way for you to obtain consistent, high purity water from potable feed water. Our reliable Service Deionization systems consist of activated carbon and ion exchange resin contained in portable tanks connected directly to your tap water supply. With Service Deionization (SDI) systems, there is no major capital investment or handling of hazardous chemicals and since there is no on-site regeneration required, Evoqua service deionization also conserves your water and energy resources. Our large network of factory-trained local service representatives will deliver tanks, install, and maintain the equipment. With Evoqua, you get the highest quality and most economical product, backed by the largest service network in the industry. We will custom design and configure a Service Deionization (SDI) system to meet your water purity requirements, flow rates, and budget.