R-12 was widely used in a variety of applications from small hermetic refrigeration systems up through large, positive pressure chillers. It was the long-time industry standard for automotive air conditioning, high/medium/low temperature refrigeration, and many other commercial and industrial applications.
|30R12||30 LB. CYLINDER|
|50R12||50 LB. CYLINDER|
|145R12||145 LB. RETURNABLE CYL.|