Heat Exchange Institute

The Heat Exchange Institute (HEI) is a non-profit trade association committed to the technical advancement, promotion, and understanding of a broad range of utility and industrial-scale heat exchange and vacuum apparatus. HEI concentrates its efforts on the manufacturing and engineering aspects of air cooled condensers, steam surface condensers, closed feedwater heaters, shell and tube heat exchangers, plate heat exchangers, liquid ring vacuum pumps, steam jet ejectors and deaerators. Since its founding over 79 years ago, the Institute has earned international recognition as the leading authority on the technologies for heat exchange and vacuum apparatus. Institute standards are used throughout the world for the design, manufacture and operation of heat exchange and vacuum equipment. HEI standards are recognized worldwide as the leading standards for heat exchange equipment. SPG Dry Cooling (SPGDC) is a global market leader in the supply of Dry Cooling equipment and solutions—primarily in the service of the Power Generation industry.