Are you ready to challenge the 313D Certification of Qualifications Examination with confidence? Our Residential AC Systems Mechanic 313D Pre-Exam Course is specifically designed to prepare you for success. Through focused instruction and exam-style practice, we’ll help you review key concepts and strengthen your knowledge in residential air conditioning systems.

To qualify for the exam, applicants must have at least 2.5 years (4,500 hours) of field experience in a related trade. Our expert-led training ensures you’re not just ready to write the test—you’re prepared to excel.