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Help
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, withing 24 hours on weekdays.
Customer service
All questions about your order, return and delivery must be sent to our customer service team by e-mail at yourstore@yourdomain.com
Sale & Press
If you are interested in selling our products, need more information about our brand or wish to make a collaboration, please contact us at press@yourdomain.com
Designed to prepare service/installation technicians for the HVAC/R competency examinations, this firstofits kind study guide/question manual covers practically every aspect in the HVAC/R industryfrom 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. The Study Guide sections cover each major HVAC/R area in detail. The Question sections include 1700 test type questions (related to Study Guide material), with statements and questions similar to the certification examinations. An answer key is provided in the back of the book. For anyone in the HVAC/R industry.
⚠️ WARNING (California Proposition 65):
This product may contain chemicals known to the State of California to cause cancer,
birth defects, or other reproductive harm.
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⚠️ California Proposition 65 Warning: Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.