About

About Refrigeration Design Technologies, Inc. About Refrigeration Design Technologies RDT is an independent, family-owned company with over 40 years experience in the refrigeration industry. RDT continues to provide the foodservice industry with best-in-class refrigeration rack systems, advanced refrigeration monitoring devices and intuitive defrost control systems. RDT is a family-owned company with over 50 years of experience. RDT continues to provide the foodservice industry with best in class refrigeration rack systems, advanced refrigeration monitoring devices and intuitive defrost control systems.