In some respects, servicing today’s refrigeration systems is no more complicated than it ever has been. What has changed, however, is the need to understand the differences in the newer refrigerant ...

As the heart of a refrigeration system, the compressor is a vapor pump that creates the system’s required pressure differences between the low and high sides of the system. In addition, it raises the ...

Refrigeration can truly be said to be at the heart of a supermarket’s business — not to be trifled with — which makes what Sobeys is doing fairly remarkable. Canada’s second largest food retailer, ...