CKA Sales has been servicing HVACR distributors for over 47 years. They develop individual marketing plans through limited distribution to maximize pull through sales to major HVACR contractors. They are active members of HARDI.

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. The primary purpose of HEI is to develop and publish standards which advance the technology, increase the efficiency, and promote the use of heat exchange and vacuum apparatus.