Design Tanks is a fiberglass-reinforced plastic (FRP) tank manufacturing company with more than 40 years experience. Centrally located in Sioux Falls, South Dakota, Design Tanks provides engineering, design, and manufacturing processes. The company's fiberglass tanks have provided containment solutions and advantages over other materials for a wide array of applications including: -Liquid Fertilizer -Brine Maker -Water Potable -Waste Water -Odor Control -Chemical Storage -Anaerobic Digester -Brine Water