Free EPA Practice Exams
Section 608 of the Federal Clean Air Act requires persons who work with regulated refrigerants to become certified.
ESCO Institute offers free practice exams to help you test your retained knowledge prior to taking your official exam. Take a free practice test here.
EPA Study Material
EPA Preparatory Manual
Free R-410A Practice Exam
New equipment that uses R-410A requires service personal to shift to different tools and equipment, safety standards and fundamentals when installing,
changing out (retrofitting) older split A/C systems, and repairing systems in the field.
ESCO Institute offers free practice exams to help you test your retained knowledge prior to taking your official exam. Take a free practice test here.
Free R-410A Practice Exam
R-410A Study Material
Purchase R-410A Manual