The content shown below only lists main category headings. Please consult the PSI exam bulletin for more detailed information about subject sub-categories.
|Subject Areas||# of|
|General Knowledge and Definitions||6|
|Estimating and Plan Reading||7|
|Pipe Materials, Uses, and Properties||5|
|Piping Installation and Fitting||8|
|Hangers and Supports||5|
|Valves and Controls||6|
In addition to the trade-specific examination, you may be required to pass the Business and Law Exam offered by PSI or take an "approved" Business and Law course
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