Guide to the HVAC/R Certification and Competency Tests by Robert Featherstone
For courses in Heating, Air Conditioning and Refrigeration.
Designed to prepare students and service/installation technicians for the HVAC/R competency examinations, this first-of-its-kind study guide/question manual covers practically every aspect in the HVAC/R industry-from System Components and Tools, to Electrical Theory and Application, Air Flow Components and Duct Fabrication, Indoor Air Quality and Safety, EPA Certification, and System Troubleshooting.