People not in the refrigeration business often think that refrigeration equipment produces cold air; in fact, the equipment is actually removing heat from air and leaving what’s left — the cold. When ...

The book Refrigeration for the HVAC Technician gives the reader a practical understanding of how refrigeration units fit into HVAC systems, says the company. The book covers the following areas: ...

Supermarket refrigeration systems, rooftop chillers, walk-in fast-food-restaurant freezers, and refrigerated rail cars vary greatly in size and appearance. Yet they all share the same basic principles ...