If you're looking for a free PDF download of the book, I can suggest a few options:

The book covers the fundamental principles of refrigeration and air conditioning, including the properties of refrigerants, vapor-compression cycles, absorption systems, and psychrometry. It also explores the applications of refrigeration and air conditioning in various industries, such as food processing, cold storage, and comfort conditioning.

Here's a brief summary of the book:

You can find various resources and textbooks on refrigeration and air conditioning online. One popular textbook that comes to mind is "Refrigeration and Air Conditioning" by P.L. Ballaney.

Refrigeration and Air Conditioning Author: P.L. Ballaney Edition: 4th Edition