[NEW MEXICO (NM) MM?3 Heat, Vent & Air Conditioning Exam Success Course] The MM-3 Heat, Vent & Air Conditioning Practice Course is designed for professionals seeking certification in HVAC systems. This course provides a detailed review of heating, ventilation, and air conditioning principles, including system design, installation, and maintenance. Key topics include HVAC components, energy efficiency, and regulatory compliance. Practice questions and detailed explanations will help you understand the complexities of HVAC systems, preparing you for the certification exam and ensuring you can deliver high-quality HVAC services.