C20 HVAC Contractor

California C20 HVAC Course: residential and industrial condensers, tradesman with ductwork, cartoon contractor prepping for exam.

Master the C20 HVAC Contractor exam with TLC. The cover features an outdoor residential air conditioner condenser, an industrial condenser, and a tradesman preparing ductwork. A cartoon contractor is seen at his computer, preparing for the exam, emphasizing our course’s practical approach.