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Develop the knowledge and skills you need to maintain and troubleshoot todays complex heating, air conditioning, and refrigeration systems with REF...

Visually reinforce the effective, hands-on information in the latest edition of this best-selling text with this engaging video set. Each of the DV...

Now your students can have the same DVD reinforcement and convenience for review on their own. This all-new Student DVD option provides the engagin...

This fresh, new 80-minute DVD, separate from the text''s existing DVD set, specifically highlights the new topics in this edition using engaging me...