The number "1" and Best Study Guide for the Environmental Air Conditioning (A&B) and Commercial Refrigeration (A&B) Contractors License
More people have passed the examinations using this Study Guide Package than any other.
Class Cancellation/Refund Policy
If any of the follow events occur that required the cancellation of the class, the prepaid deposit will be refunded to the student.
1. Instructor no show
2. Insufficient Registrants (minimum of 10)
3. Registrant Cancellation (must cancel 3 business days before class for refund)
4. Inclement weather