(formerly ATPP-1110) This class will cover the basic theory of the drain, waste, and vent systems used in plumbing. Materials for sewer, soil, vent, and waste pipes along with fitting and valve types will be discussed in the course. Additionally, students will practice system sizing calculations and understand the requirements for pitch and drainage. Lastly, students will correctly identify piping and fitting types and how to make connections. (2 billable contact hrs)