HVAC manufacturers are requiring authorized distributors and contractors to utilize certified service technicians and equipment representatives. This book is the most complete and comprehensive HVAC technician certification guide available in the industry. U.S.A. HVAC Technician Certification Guide features: Methods to improve test scores Strategies to prepare Study aids and tips Maximizing study time Choosing the best answer Realistic sample exams Answer keys to every sample exam Choosing a certification What certification can do for you Maintaining your certification
