+ Air-conditioning and refrigeration equipment
+ Air-conditioning and refrigeration compressor
+ Heat Exchanger
+ Automatic control
+ Flow control
+ Air moving equipment and component
+ Electrical component
+ Chemical
+ Tools
+ Accessory

Instrument

CPS, Supco, Raytek , Az
r efrigerant leak detector, digital thermometer, psychrometer
sound level meter, infrared laser gun, Anemometer