This copyrighted hvac licensing exam prep course teaches and explains the provisions of the mechanical code fuel gas code manuals j and n load calculations manual d duct design and business principles it is designed to assist you in understanding the tough stuff the stuff many examinees struggle with on the exam. Hvac technician certification and licensing exams test knowledge and skills related to specific hvac processes and applications many states require technicians who work on heating ventilation cooling and refrigeration equipment to be licensed learn more with the guide to hvac technician exams or take a free hvac practice exam. Heating ventilation air conditioning refrigeration study guide assessments 3401 hvacr technician 3402 process piping technician 3403 refrigeration technician 3404 sheet metal technician regulates the licensing of plumbers electricians and mechanical trades in the state of oklahoma. Find hvac exam resources such as hvac practice tests hvac study guides courses test tips and more hvac technicians are required to take an exam in certain states for licensure even if a state does not require a license to work in the field of hvacr many technicians get certified through a professional organization. This feature is not available right now please try again later
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