Tools
Five pressure–temperature charts, a superheat and subcooling calculator, and two EPA 608 practice tests.
Pressure–temperature charts
Field math
EPA 608 practice
EPA 608 Core Practice Test: 25 Original QuestionsTwenty-five original EPA Section 608 Core practice questions written from 40 CFR Part 82, with the answer, explanation and regulation cited for each.
EPA 608 Type II Practice Test: 25 Original QuestionsTwenty-five original EPA Section 608 Type II practice questions on who needs Type II and the leak-repair rules, each with its regulation cited.